25% of what equals 21 ?
1 answer:
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Answer:
The bank in which Jane has invested.
Step-by-step explanation:
For Tommy's Bank:
P = $400
t = 5 years
I = $76
Simple interest formula is given by
For Jane's Bank:
P = $1000
t = 2 years
I = $82
Simple interest formula is given by
Since, Jane's bank has higher interest rate. It means one can get higher interest if invest in this bank.
Therefore, we should prefer the bank in which Jane has invested.
General steps and answers are included in image. Hope this helps even though from number 4. I am guessing you have an idea of how it works
