Home » GMAT » What is the minimum number of pasta boxes that must be bought so the trip would be economically worthwhile?
The price of a pasta box in the neighborhood grocery store is $7; the price of a pasta box in the market is $5. A bus ticket to the market costs $4.70 (one way). What is the minimum number of pasta boxes that must be bought so the trip would be economically worthwhile?
A. 5.
B. 6.
C. 3.
D. 4.
E. 7.
Correct Answer: C
Explanation/Reference:
Explanation:
The price difference between the two places is (7 5) = $2 per box. The bus ride back and Forth is $9.4. If he buys at least 5 boxes the trip to the market will be worthwhile.
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