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GMAT Quantitative Reasoning Practice Test 1

Question : 65 of 100

Marks: +1, -0

x ◆ y

2(x+y)^2

2◆3

Solution:

For this type of problem, substitute the values you are given for

x

and

y

. In this case,

x=2

and

y=3

. The expression becomes

2(2+3)^2

. Using the order of operations, perform the operation within the parentheses first and then the exponent.

2(5)^2=2(25)

. Multiply to get 50 .

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