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atroni [7]
2 years ago
5

Amanda's parents invested $10,000 into a savings account for her college fund when she was born. The savings plan compounds inte

rest yearly at a rate of 3.75%. How much money will be in Amanda's college fund when she turns 18? Round your answer to the nearest cent.
A. $19,399.29
B. $19,149.68
C. $20,146.75
D. $20,652.19
Mathematics
1 answer:
Inessa05 [86]2 years ago
8 0

Answer:

A. $19.399.29

Step-by-step explanation:

to be honestly, i don't know how to do this in my head or if there is any formulae to that, every year when interest adds to principal it would makes the principal more and there would be a new amount of interest, but there is a compound interest calculator on internet, i typed the number in and it tells me the answer.

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A grocer mixed walnuts worth $1.02 per pound with peanuts worth $0.99 per pound. If she made 69 pounds of a mixture worth $1 per
Nataly [62]
The cost of the mixture is $69 *$1 = $69. If all 69 pounds were peanuts, the cost would be 69*$0.99 = $68.31, which is $0.69 less. Each pound of walnuts used instead of peanuts adds $0.03 to the cost of the mixture, so there were $0.69/$0.03 = 23 pounds of walnuts. 
<span>_____ </span>
<span>Let w represent the number of pounds of walnuts in the mixture. Then 69-w is the number of pounds of peanuts. The cost of the mixture will be </span>
<span>1.02w + 0.99(69-w) = 1.00*69 dollars </span>
<span>0.03w + 68.31 = 69.00 </span>
<span>w = (69.00 - 68.31)/0.03 = 0.69/0.03 = 23</span>
6 0
3 years ago
Which of the following statements are true?
Butoxors [25]

Answer:

D

Step-by-step explanation:

i think it's correct if not I'm sorry

3 0
3 years ago
Use the long division method to find the result when 12x^3+25x^2+4x-112x
slavikrds [6]

Answer:

(4x + 3) • (x + 2) • (3x - 2)

Thats finding the root polynomials hope it helps a bit

7 0
2 years ago
Example of an irrational number that is less than 2 and greater than 1.5
disa [49]

For this case, the first thing you should do is take into account the irrational number definition.

An irrational number is one that can not be written as the quotient between two whole numbers.

Their number of decimals is unlimited and they are not periodic.

An irrational number within the specified domain is:

π/2 = 1.570796327    

Answer:

an example of an irrational number that is less than 2 and greater than 1.5 is:

π/2 = 1.570796327  

6 0
3 years ago
Can somebody help me do this, please
natta225 [31]

Step-by-step explanation:

For the triangle on the bottom right the missing angle is

180- (74+50)= 56°

For the triangle on the bottom left the missing angle is

180- (45+80)= 55°

For the triangle in the middle the missing angle is

180- (54+51)= 75°

For the triangle on top the missing angle is

180- (80+54)= 46°

180- (74+51)= 55°

180- (46+55)= 79°

3 0
3 years ago
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