Samantha

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Samantha

by GmatKiss » Sat May 12, 2012 7:37 am
Samantha deposited a total of $25,000 in a bank CD and a money market account. The bank CD offers a 7.5% annual return, while the money market account offers a 5.25% annual return. If Samantha earns $400 more per year from the CD than the money market account, how much did she invest in the CD?

a. $10,569
b. $11,011
c. $11,569
d. $13,431
e. $13,989
Source: — Problem Solving |

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by GmatKiss » Sat May 12, 2012 7:46 am
Need a short method for this one!

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by neelgandham » Sat May 12, 2012 8:12 am
Let the Investment in the bank CD be X, then
the Investment in the money market account = 25000-X

From the question

(7.5/100)*X - (5.25/100)*(25000-X) = 400
(12.75/100)*X - 1312.5 - 400
(12.75/100)*X = 1712.5
X = 13431.xx

IMO D
Anil Gandham
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