Question
144 (1/2) × 14 – 28 = 7 ×
? What will come in the place of question mark (?) in the given expression?Solution
144(1/2) × 14 – 28 = 7 × ? 12 × 14 – 28 = 7 × ? 168 – 28 = 7 × ? 140 = 7 × ? ? = (140 ÷ 7) ? = 20
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