How to square a decimal - SAT Math

Card 0 of 2

Question

Evaluate:

0.082

Answer

0.08 * 0.08

First square 8:

8 * 8 = 64

Then move the decimal four places to the left:

0.0064

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Question

If all real values of x lie between 0 and 1, which of the following is always greater than 1?

Answer

If x is greater than 0, then adding 1 to x will make it greater than 1. Taking a number between 0 and 1 to a power results in a smaller number.

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