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Which of the following is equal to (5/2)³? [A] 8/5 [B] 15/6 [C] 125/2 [D] 125/8 [E] 243/9.
Which of the following is equal to five-halves cubed?
The expression five-halves cubed where the cube falls outside the parenthesis tells
us that we need to cube both the five and the two. Five cubed equals five times five times five. Likewise, two cubed equals two times two times two. Five cubed equals 125. Two cubed equals eight.
Five over two cubed is equal to 125 over eight.