# Math

Find the interest rate. All rates are annual interest rates.

1. Principle \$400
rate 5%
time 1 year

A. \$10

B. \$20

C. \$40

D. \$200***

2. Principle \$1000
rate 8.5%
time 3 year

A. 255***

B. 170

C. 22.5

D. 17

3. Principle \$200
rate 9%
time 1/2 year

A. 9

B. 18***

C. 36

D. 45

4. Principle \$20,000
rate 12%
time 3 months

A. 240

B. 600

C. 800

D. 7,200***

5. you borrow \$1,200 at a rate of 4.5% for a period of 6 months. How much will you have to repay at the end of 6 months?

A. 27

B. 54

C. 1,173

D. 1,227***

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1. Interest = Principle x rate x time
so in a) I = 400 x .05 x 1
I = \$20

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3. Thanks! and did you choose that screen name because it national pie day?

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4. #2 is correct.
You check the rest : )

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5. OK thank you!

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6. Happy Pi Day : )
My favourite digits (memorized) are...
3.14159265358979323846264338327...

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7. you memorized those?!

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8. yep that the pi number XD

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9. Number 3 and 4 are wrong. I just took the test, and I got a 3 out of 5. question 3 is A and question 4 is D.

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10. no number 4 is B

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11. B
A
A
B
D
I got a 3/5 (60%) when I listened to them, but these were the real answers.

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12. thanks jack I got a 100%

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13. Jack Is Correct

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14. jack the last one is c not do I got and 80

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1.B
2.A
3.A
4.B
5.C

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16. B
A
A
B
D

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17. Tyyyyy sooo much

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18. The still work

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19. name 1b 2a 3a 4b 5d

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20. Here are the exact answers:

1. B - \$20
2. A - \$255
3. A - \$9
4. B - \$600
5. D - \$1,227

There you go! :)

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21. @Connexus Student is completely right guys, thank you, @Connexus Student! 100%

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22. JACK IS RIGHT THE VERY TIP TOP IS FING TRASHHH

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23. as of march 16th 2021 for connections academy
answers for "Quick Check: Simple Interest" are

B
A
A
B
C

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24. the last one is d
B
A
A
B
D

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