Lincoln Library

[kobel51]

If the Lincoln Library's total expenditure for books, periodicals, and newspapers last year was $35,000, how much of the expenditure was for books?

1) The expenditure for newspapers was 40 percent greater than the expenditure for periodicals.

2) The total of the expenditure for periodicals and newspapers was 25 percent less than the expenditure for books.

[Patrick_GMATFix]

Video Solution:



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-Patrick

[theCodeToGMAT]

Total Expenditure: B + N + P = 35000

To find: Expenditure on books

Statement 1:
N = 1.4 P
B + N + P = 35000
B + 2.4P = 35000
INSUFFICIENT


Statement 2:
P + N = .75 (B)
B + N + P = 35000
B + .75B = 35000
SUFFICIENT

Answer [spoiler]{B}[/spoiler]

[kobel51]

Thanks!