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Quantitative Reasoning – Practice – One mathematical operator used only once!

PSA_PRACTICE_QNR39. Insert operations (+, -, ÷, x) and grouping symbols to make the following two equations true: [One operator to be used only once.]

a) 3 _ 3 _ 3 _ 3 _ 3=1

b) 3 _ 3 _ 3 _ 3 _ 3=9

Ans:

a) (3 + 3 x 3) ÷ 3 – 3 =1

b) (3 – 3 ÷ 3) x 3 + 3 =9

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