Answer:
15
Step-by-step explanation:
Answer:
Step-by-step explanation:
we know that
The simple interest formula is equal to
where
I is the Final Interest Value
P is the Principal amount of money to be invested
r is the rate of interest
t is Number of Time Periods
in this problem we have
Bank A
substitute in the formula above
Bank B
substitute in the formula above
Bank C
substitute in the formula above
Find the average interest gained from the three accounts in one year
The answer to that problem is 27. You could divide 108 by 4 and get the answer of 27
It could be C because 504 is the closest to 1024
A = p(1 + rt)
A/p = 1 + rt
rt = A/p - 1
t = (A/p - 1)/r