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Putting the Calculator to the Test

The following is a sample GED Mathematics Test problem. Use your Casio fx-260 calculator to solve the problem.

Raul must reduce his inventory of computer parts by 25%. If he has 450 parts in his store, how many parts must he sell in order to reduce the inventory by 25%? Round to the nearest whole number. Mark the box next to the correct answer.

(1) 25
(2) 112
(3) 113
(4) 250
(5) 425

Look for the
correct answer here
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