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GMAT Question of the Day (March 18)

Miranda Menestrina 0

Math

For the past k days the average (arithmetic mean) number of cupcakes baked by Liv was 55 per day. Today Bibi helped Liv and together they baked 100 cupcakes, which raised the average to 60 cupcakes per day. What is the value of k?

A. 8
B. 9
C. 10
D. 12
E. 13

Question Discussion & Explanation
Correct Answer - A - (click and drag your mouse to see the answer)

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Verbal

Surveys consistently show that the best-selling ice cream flavor is vanilla, although those who prefer chocolate rarely order vanilla. Vanilla-flavored candy, then, probably sells better than chocolate-flavored candy. Which of the following is an assumption upon which the author of the argument relies?

• Because someone prefers vanilla ice cream does not mean he prefers vanilla-flavored candy.
• Children who prefer vanilla ice cream also tend to like chocolate candy.
• Those who prefer neither vanilla nor chocolate ice cream also prefer other flavors of candy.
• Someone who prefers vanilla ice cream may still order chocolate on occasion.
• Preferences for certain ice cream flavors are similar to preferences for candy flavors.

Question Discussion & Explanation
Correct Answer - E - (click and drag your mouse to see the answer)

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