Question
Download Solution PDFWhat appro×imate value should come in the place of ‘?’ in the following questions.
\({(18\times?)}\div120 \times60 + 48 = 54\)
Answer (Detailed Solution Below)
Detailed Solution
Download Solution PDFCalculation:
\({(18 × ?)}÷120 × 60 + 48 = 54\)
⇒ (18 × ?) ÷ 120 × 60 = 54 - 48
⇒ (18 × ?) ÷ 120 × 60 = 6
⇒ (18 × ?) ÷ 120 = 6 ÷ 60
⇒ (18 × ?) ÷ 120 = 1/10
⇒ (18 × ?) = 1/10 × 120
⇒ 18 × ? = 12
⇒ ? = 12 ÷ 18
⇒ ? = 2/3
∴ The value of '?' is 2/3 .
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