a) The future value if the interest is compounded semiannually = $12432
b) The future value if the interest is compounded annually = $12389
The future value for compound interest is given as:
\(FV=P(1+\frac{r}{n})^{nt}\)
The amount invested is the principal
The principal, P = $8704.56
The rate, r = 4% = 0.04
The interest is compounded semiannually
n = 2
Time, t = 9 years
Substitute these parameters into the equation above
\(FV=8704.56(1+\frac{0.04}{2})^{2(9)}\\\\FV=8704.56(1.02)^{18}\\\\FV=\$12432\)
b) The future value if the interest is compounded annually
n = 1
\(FV=8704.56(1+\frac{0.04}{1})^{1(9)}\\\\FV=8704.56(1.04)^{9}\\\\FV=\$12432\\\\FV=\$12389\)
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24. This week, Cristina eamed P594.65 from selling burgers for 35 days. How much he will earn in 5 days?
A. P84.95
B. P94.95
C. P104.95
D. P114.95
25. You have four quizzes in your math subject in a quarter. You got 88.75 for the first quiz, 85.5, 90.5, and 87.25 in the second, third and fourth quizzes, respectively. What is your average in the four quizzes this quarter?
A. 86.5
B. 88
C. 89.5
D. 90 26. Amberich put P580.00 into a savings account for one year. The rate of interest on the account was 6.5%. How much was the interest for one year in pesos and centavos?
A. P67.70
B. P37.70
C. P57.70
D. P17.70
24. This week , Cristina eamed P594.65 from selling burgers for 35 days . How much he will earn in 5 days ?
A. P84.95
B. P94.95
C. P104.95
D. P114.95
25. You have four quizzes in your math subject in a quarter . You got 88.75 for the first quiz , 85.5 , 90.5 , and 87.25 in the second , third and fourth quizzes , respectively . What is your average in the four quizzes this quarter ?
A. 86.5
B. 88
C. 89.5
D. 90
26. Amberich put P580.00 into a savings account for one year . The rate of interest on the account was 6.5 % . How much was the interest for one year in pesos and centavos ?
A. P67.70
B. P37.70
C. P57.70
D. P17.70
Question 24 :
P594.65 : 35 days
P594.65/7 : 35/7 days
P84.95 : 5 days
⇒ A. P84.95
Question 25 :
88.75 + 85.5 + 90.5 + 87.25 / 4
352/4
88
⇒ B. 88
Question 26 :
I = P × r × t
I = 580.00 × 0.065 × 1
I = P37.70
⇒ B. P37.70
Need help finding the answer
Answer:
D
Step-by-step explanation:
When there is an negative sign inside in a radical, then we remove that and put out of the radical classifying as "i". Then, reduce 63 into smallest form and we can write it as 9 and 7. 9 is a perfect square of 3 so we put it outside and the answer is D.
Find the quotient (answer)
7/6 divided by 4/3
A) 7/8
B) 21/18
C) 21/24
D) 28/18
Answer:
7/8
Step-by-step explanation:
Answer:
Its A (trust me)
Step-by-step explanation:
Have a nice day
If ƒ (x ) = 3x2 - x, find ƒ (-2).
Answer:
f(-2) is 14.
Step-by-step explanation:
We have been given the function:
We have to find f(-2)
That means put x= -2 in the given function we get:
After simplification we will get:
After further simplification we will get the required result:
Hence, ƒ (-2) is 14
The dosage for a painkiller is 0.05 mg per kilogram of a patient's body mass. How much of the drug should be administered to a patient who is 50 kg?
A 50-kg patient would be given mg of painkiller?
Answer:
0.05 mg for 1 kg, so multiply 0.05 by 50, since the patient is 50 kg, and you get 2.5 mg.
Answer:
2.5 mg
Step-by-step explanation:
.05 mg / kg * 50 kg = 2.5 mg
How many gallons each of 30% alcohol and 5% alcohol should be mixed to obtain 25 gal of 15% alcohol?
Answer:
See below
Step-by-step explanation:
x = amount of 30 % alcohol to use total amount of alcohol = .30 x
25-x = amount of 5% alcohol to use total amount of alcohol = .05 (25-x)
total alcohol in ingredients = total alcohol in end product
.30x + .05(25-x) = .15 (25)
.25x + 1.25 = 3.75
x = 10 gal = 30% then 5 % = 25-10 = 15 gal
answer these 2 qns if possible or atleast one
1. The percentage of maize flour is given as 16.7 %
2. The common ratio of the GP is r = 1.5.
How to solve for the common ratio1. We have to set up equation
60x + 90(1 - x) = 85
60x + 90 - 90x = 85
now we have to solve for the value of x
-30x = -5
x = 5 / 30
x = 0.167
Hence percentage of maize flour is given as 16.7 %
2. a + ar = 20 (1)
ar + ar^2 = 30 (2)
We can rearrange equation (1) to get an expression for a:
a = 20 / (1 + r)
Now, we can substitute a into equation (2) to get an equation only in terms of r:
\(20r / (1 + r) + 20r^2 / (1 + r) = 30\\20r + 20r^2 = 30(1 + r)\\20r + 20r^2 = 30 + 30r\\20r^2 - 10r - 30 = 0\\2r^2 - r - 3 = 0\)
Solving this quadratic equation, we get:
We have two solutions, r = 1.5 and r = -1. But since the GP is increasing, we discard the negative solution. Therefore, the common ratio of the GP is r = 1.5.
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The perimeter of the triangular park shown on the right is 12x-5. What is the missing length?
Answer:
the missing length CA is 7x - 4.
Step-by-step explanation:
The perimeter of a triangle is the sum of the lengths of its sides. In this case, we are given that the perimeter of triangle ABC is 12x - 5, and we know the lengths of two sides, AB and BC. We can use this information to find the length of the third side, CA.
Perimeter of triangle ABC = AB + BC + CA
Substituting the given values, we get:
12x - 5 = (2x + 3) + (3x - 4) + CA
Simplifying the right-hand side, we get:
12x - 5 = 5x - 1 + CA
Adding 1 and subtracting 5x from both sides, we get:
CA = 7x - 4
Therefore, the missing length CA is 7x - 4.
Thank you for the help!
Answer:
c 57
Step-by-step explanation:
Find the area of the parallelogram.
Answer:
Step-by-step explanation:
Area of parallelogram = base * height
= 3 * 3
= 9 square units
An ordinary (fair) die is a cube with the numbers 1 through 6 on the sides (represented by painted spots). Imagine that such a die is rolled twice in succession
and that the face values of the two rolls are added together. This sum is recorded as the outcome of a single trial of a random experiment.
Compute the probability of each of the following events.
Event A: The sum is greater than 9.
Event B: The sun is divisible by 3.
Round your answers to two decimal places.
I need the answers fast
Answer:
A=11.1%
B=33.33%
Step-by-step explanation:
A.First Die Second die
6 5
5 6
6 4
4 6
4/36=1/9=.11=11.1 %
12/36=0.3333=33.333 percent
Two trains leave the station at the same time, one heading east and the other west. The eastbound train travels 20 miles per hour slower than the westbound train. If the two trains are 360 miles apart after 2 hours, what is the rate of the eastbound train?
Answer:
Westbound = x;
Eastbourne = x-20;
So they will have the common rate: 360/2 = 180;
x+x-20 = 180
2x = 200;
x = 100;
So Eastbourne will be 100-20 = 80 miles per an hour;
Jack can text 210 characters in 21 minutes. Write an expression for m minutes.
a. 10m
b. 210m
c. 21m
d. 12m
how to solve this...
Answer:
45
Step-by-step explanation:
A local dry-cleaning company bought new equipment and its estimated useful life is 4 years. Using the straight-line depreciation method, what is the rate of depreciation each year?
Answer:
$2,500 or 25%
Step-by-step explanation:
Let's use the same example:
Cost of Equipment = $10,000
Useful Life = 4 years
Depreciation Rate = (Annual Depreciation / Cost of Equipment) * 100
Annual Depreciation = Cost of Equipment / Useful Life
Annual Depreciation = $10,000 / 4 years
Annual Depreciation = $2,500
Depreciation Rate = ($2,500 / $10,000) * 100
Depreciation Rate = 0.25 * 100
Depreciation Rate = 25%
simplify the expression (6)(2)(4)
Answer:
48
Step-by-step explanation:
Calculate: 6 x 2 x 4
Calculate: 12 x 4
Answer: 48
find a number such that when it is multiplied by 7 and 17 is subtracted from the product the result is the same as when it is multiplied by 3 and 19 added to the product .
Answer:
9
Step-by-step explanation:
Let the number be X
From the problem we have the following equation:
7x - 17 = 3x + 19
-> 4x = 36
-> x = 9
Answer:
9
Step-by-step explanation:
that is the procedure above
I need help pleaseee!
Step-by-step explanation:
we can use o as the center of the circle
OB=13
EB=12
OE=?
OE^2 +EB^2=OB^2
OE^2+12^2=13^2
OE^2=169-144
OE=
√25
OE=5
OC=OE+EC
EC =13-5
EC=8
A $320 suit is marked down by 10%. Find the sale price.
Please help
Answer: it costs $288, I hope this answers your question:)
Answer:
$288
Step-by-step explanation:
320 * 0.1 = 32
320-32= 288
solve the inequality 2(n+3) - 4 < 6. then graph the solution.
Please help ??
Answer:
n < 2
Step-by-step explanation:
Answer: Look at the explanation please.
Step-by-step explanation:
The first thing you would do is distribute the 2 to the n and the 3.
You will then get 2n+6-4<6
Next, you will have to subtract 6-4 and you will get 2
You will the have 2n+2<6
Subtract 2 from 2 to get 0 and from 6 to get 4.
Your left with 2n<4
Then, divide 2 from 2n and 2 from 4
Last, your answer will be n<2.
Graphing
Your graph would look like (from what I see in my book)
You have seven tick marks and in the middle will be 0.
From the left of 0 should have negative 1, 2, and 3
From the right of 0 would be positive 1, 2, and 3
On the top of 2 would be a open circle and an arrow going to the left.
Hope this helps :)
Shadows cast angles at equal measures, making triangles formed by shadows similar.
Lance the alien is 5 feet tall. His shadow is 8 feet long.
Answer:
the third side is 9.43
Step-by-step explanation:
the length from his head to the shadow of his head is the same as
\(5^{2}\) + \(8^{2}\) = \(c^{2}\)
so we solve this to get c = 9.43
A figure including triangle RNB is shown.
Find m< RPS please! I really need help fast!!!!
Answer:RPS is 90 degrees...
AUTUMN ALSO SAVED $500 THAT SHE KEEPS AT HOME DOES NOT ADD TO IT WRITE A FUNCTION G(X) TO MODEL THIS SITUATION
The mathematical function that models Autumn's situation of saving $500 that she keeps at home and does not add to the savings is G(x) = 500 + 0x.
What is a mathematical function?A mathematical function is an equation, expression, rule, or law defining the relationship between the independent variable and the dependent variable.
There are many types of mathematical function, including:
Cubic functionLinear functionQuadratic functionPolynomial function.The amount that Autumn saved = $500
The amount that Autumn adds to the savings = $0
Let the number of periods that Autumn saves the above amount = x
Function:G(x) = 500 + 0x
Thus, based on the linear function above, the amount that Autumn saved would remain $500 after many periods.
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If a sample of 6 keyboards is randomly selected, what is the probability that at least 5 of these will have a mechanical defect
Answer:
0.1978 is the probability that at least 5 keyboards will have mechanical defect.
Step-by-step explanation:
Solution:
Given:
A repair facility has 25 failed keyboards.
10 keyboards have electrical defect.
15 of which have mechanical defect.
Randomly selected keyboard= 6
The set of A is the set of keyboards with electrical defect.
And the set of B is set of keyboards with mechanical defect.
N(A U B) = n (A) + n(B) – n (A ∩B)
Probability of at least 5 will have mechanical defect is:
= p( 5 mechanical defect U 6 mechanical defect)
= p(5 mechanical defect ) + p(6 mechanical defect)
=(15 C 5 x 10 C1 + 15 C6 X 10C0) / 25 C6
= 3003 X 10 / 177100 + 5005 X 1 / 177100
= 30030 + 5005 / 177100
= 35035 / 177100
= 0.1978
0.1978 is the probability that at least 5 keyboards will have mechanical defect.
How do I find the value
A = 139°
B = 139°
You can see A and B are coefficients of each other, which means they have the same angle because they are opposite each other on the straight line. just like the two 41° angles are.
The angle around a point always add up to 360°, so add the 41° angles.
41 + 41 = 82°
Then minus this by 360°.
360 - 82 = 278°
And to work out one angle, which gives you the angle for both, divide 278 by two.
278 ÷ 2 = 139°
Both A and B have an angle of 139°
Example:
To find the value of two intersecting lines, you need to know the equations of both lines. Then, you can set the equations equal to each other and solve for the variable x. This will give you the x-coordinate of the point where the lines intersect. To find the y-coordinate, you can plug the value of x into either equation and solve for y. For example, if one line is y = 3x - 5 and another line is y = -2x + 7, then you can set 3x - 5 = -2x + 7 and solve for x:
3x - 5 = -2x + 7
5x = 12
x = 12/5
Then, plug x = 12/5 into either equation and solve for y:
y = 3(12/5) - 5
y = 36/5 - 25/5
y = 11/5
Therefore, the point of intersection is (12/5, 11/5).
If one of the lines has a given angle, such as 41 degrees, then you can use trigonometry to find its equation. For example, if one line passes through the origin and has an angle of 41 degrees with the positive x-axis, then you can use the slope formula to find its equation:
slope = tan(41 degrees) ≈ 0.87
y = mx + b
y = 0.87x + 0
Then, you can use the same method as before to find the point of intersection with another line.
_______________________________________________________
The answer is 139 degrees, using the method I gave.
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An expression is shown.2 3/4÷4 1/2What is the value of the expression, in simplest form?
ANSWER
\(\frac{11}{18}\)EXPLANATION
Given:
\(2\frac{3}{4}\div4\frac{1}{2}\)
HELP ASAP! QUICK ALGEBRA 20 POINTS!!!!!!! WILL AWARD BRAINLIEST
Answer:
On the first image: if 45 divides the number, it means you can rewrite it as 45 times something. Let's play with powers of 9 to see if you can make a 45 or rewrite it as a product of a power of 9 and a power of 5.
On the second and third images, it's just a matter of collecting common factors. I collected the minus sign so the parenthesis starts with a positive term, but it's a matter of personal preference.
Great adventures canoe and kayak company offers 3 different options as shown in the table. This afternoon a group is 15 friends paddle the different options in individual kayaks and 40% of the group paddle the adventure mid trip. How many total yards will the friends who paddle the adventure mid trip travel
The total number of yards the friends who paddle the Adventure Mid travel is 8,580 yards
What is the total distance traveled in yards?Total number of friends = 15Percentage of friends who paddle Adventure Mid Trip = 40%Number of friends who paddle Adventure Mid Trip = 40% of 15
= 0.4 × 15
= 6 friends
Total yards the friends who paddle the Adventure Mid Trip travel = Total length of travel
= 4 7/8 miles
Recall,
1 mile = 1760 yards
Total yards the friends who paddle the Adventure = 4 7/8 × 1,760
= 39/8 × 1,760
= (39 × 1,760) / 8
= 68,640 / 8
= 8,580 yards
Consequently, the task content is solved by converting number of miles to yards.
Complete question:
Great Adventures Canoe and Kayak company offers 3 different options as shown in the table. This afternoon a group of 15 friends paddle the different options in individual kayaks and 40% of the group paddle the Adventure Mid Trip. How many total yards will the friends who paddle the Adventure Mid Trip travel? (Hint: 1 mile = 1760 yards)
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5 in. 2 in. 3 in. What is the volume of the rectangular prism? O A. 10 in OB B. 16 in O C. 20 in O D. 25 in3 E. 30 in
Answer:
Volume of rectangular prism = 30 inch³
Step-by-step explanation:
Given:
Length of rectangular prism = 3 inch
Width of rectangular prism = 2 inch
Height of rectangular prism = 5 inch
Find:
Volume of rectangular prism
Computation:
Volume of rectangular prism = (Length)(Width)(Height)
Volume of rectangular prism = (3)(2)(5)
Volume of rectangular prism = (6)(5)
Volume of rectangular prism = 30 inch³