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insens350 [35]
3 years ago
13

James borrows $4,200 to pay his college tuition. He signs a 5-year simple interest loan. lf the monthly payments are $78.40, wha

t is the interest rate on the loan?
Mathematics
1 answer:
UkoKoshka [18]3 years ago
4 0
The interest rate would be 2.4%.

We start out finding the total amount he pays, including interest. 

78.40/month * 12 months * 5 years = $4704

We take off the amount of principal:
4704-4200 = 504

This is the amount of interest he pays.  Now we use the simple interest formula, I=prt:

504=4200(r)(5)

Multiply 4200 and 5:
504=21000r

Divide both sides by 21000:
504/21000 = 21000r/21000
0.024 = r
2.4% = r
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Is square root 72 rational or irrational explain
Shalnov [3]

Answer:

irrational

Step-by-step explanation:

it is not a perfect square.

square root of 72= 8.48528137424...

7 0
4 years ago
A flower shop acquired 80 new customers last year. Costs in the marketing and sales areas were the following:
icang [17]

Using proportions, it is found that the Customer Acquisition Cost was of $1,215.

<h3>What is a proportion?</h3>

A proportion is a fraction of a total amount.

In this problem, the customer acquisition cost is the spending in sales divided by the number of customers added.

80 customers were added, considering costs of 1200 + 9000 + 87000 = $97,200, hence:

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More can be learned about proportions at brainly.com/question/24372153

5 0
2 years ago
Pleas help you'll git 30 points
Mandarinka [93]

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the answer would be A.

Step-by-step explanation:

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4 0
3 years ago
15/10 to a mixed number
tensa zangetsu [6.8K]
First, we have to find how many times 10 goes into 15.

We can divide 15 by 10, and we will see that 10 goes into 15 1 whole time, with 5/10 left over.

Now, we can simplify!

In order to simplify, we have to find the GCF (greatest common factor) of 5 and 10. Let's list out the factors (the numbers that can be divided into 5 and 10)

1*5

1*10
2*5

The largest factor, as we can see, is 5! Let's dicide 5/10 by 5.

5/5=1
10/5=2

So, 5/10 simplifies to 1/2, and, if we bring down the whole number we found before, 15/10 is equal to 1 and 1/2! :)

We can check this answer by multiplying the whole number, 1, by the denominator, (the bottom number of a fraction) 2, and adding the numerator, (the top number of a fraction), 1.

1*2=2
2+1=3

Keep the denominator as 2.

The improper fraction is 3/2, which is equivalent to 15/10 (multiply 3/2 by 5 to see)!

So, our answer is 1 1/2.

I hope I helped! :)
3 0
3 years ago
Who is the president of USA
den301095 [7]

Answer:

Donald Trump is the unfortunately current president of the united states.

if this is an actual question, you should have put it in the history category instead.

3 0
3 years ago
Read 2 more answers
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