Michael J. answered 02/12/15
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Effective High School STEM Tutor & CUNY Math Peer Leader
We use the formula
A = P(1+(r/n))nt where,
A = amount accumulated
P = deposit
r = interest rate
t = time
n = number of times compounded per year
A = 1000(1+0.05)4
A = 1215.51