Question
18 36 36 24
48 ? What should come in place of question mark ‘?’ in the following number series?Solution
18 ÷ 0.5 = 36 36 × 1 = 36 36 ÷ 1.5 = 24 24 × 2 = 48 48 ÷ 2.5 = 19.2
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