QUESTION: 353

A baker sold all of his donuts for a total amount of 216 pounds. If on each donut the baker made a profit of 8% of the cost, how much did it cost the baker to make all the donuts?

210.
200.
190.
180.
170.

Answer(s): B

Explanation:

If on each donut he made a profit of 8% than he made the same profit on all of his donuts. That means that 216 pounds are 108% of the cost, and 100% is 200 pounds.

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QUESTION: 354

The average age of Eric and George is 10 years smaller than the average age of Martha and Bella. If Martha is six years older than Eric, how much older is Bella from George?

Answer(s): E

Explanation:

Write the equation: (Eric + George)/2 – 10 = (Bella + Martha)/2 Eric+George+20=Bella+Martha,
The girls are 20 years older than the boys, if one is older only by 6 than the other one has to be older by 14.

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QUESTION: 355

The grade point average of the entire class is 90. If the average of one third of the class is 96, what is the average of the rest?

Answer(s): B

Explanation:

Choose a representative number of students, 3 for example.
Use the average formula: (96 + 2X)/3 = 90 ---> 2X = 174 --->X = 87.

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QUESTION: 356

In a workshop there are 4 kinds of beds, 3 kinds of closets, 2 kinds of shelves and 7 kinds of chairs. In how many ways can a person decorate his room if he wants to buy in the workshop one shelf, one bed and one of the following: a chair or a closet?

168.
16.
80.
48.
56.

Answer(s): C

Explanation:

You must multiply your options to every item. (2 shelves) x (4 beds) x (3 closets + 7 chairs) = 80 possibilities.

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Free GMAT SECTION 2: QUANTITATIVE Exam Braindumps (page: 89)

QUESTION: 353

Explanation:

QUESTION: 354

Explanation:

QUESTION: 355

Explanation:

QUESTION: 356

Explanation: