So... 2n>30 and 5n<100. So if you divide out 2 and 5, you get n>15 and n<20. Therefore 15<n<20
The average interest gained from three accounts in one year is $913.224
<u>Explanation:</u>
Given:
Bank A:
Principal, P₁ = $250.67
Rate, r₁ = 12 %
Bank B:
Principal, P₂ = $765.13
Rate, r₂ = 7 %
Bank C:
Principal, P₃ = $28500.36
Rate, r₃ = 9 %
Interest from Bank A:

Interest from Bank B:

Interest from Bank C:

Average interest gained from three accounts in one year :

Therefore, average interest gained from three accounts in one year is $913.224
Answer: C) 14
Step-by-step explanation: 65 - 9 = 56. You would then do 56/4 and you get 14.
Hope this helped
There was a son a dad and his dad. I know this is confusing but there is a son who has a dad and his dad is there as well. So the dad's dad would be the littlest one's grand-dad