Question
Download Solution PDFIf 65% of 350 - ?% of 250 + 40% of 120 = 158, then find the value of ?
Answer (Detailed Solution Below)
Detailed Solution
Download Solution PDFCalculation :
65% of 350 - ?% of 250 + 40% of 120 = 158
⇒ 65/100 × 350 - x/100 × 250 + 40/100 × 120 = 158
⇒ 65/10 × 35 - x/10 × 25 + 48 = 158
⇒ 227.5 - 5x/2 + 48 = 158
⇒ 227.5 - 5x/2 = 110
⇒ 227.5 - 110 = 5x/2
⇒ 117.5 = 5x/2
⇒ 235 = 5x
⇒ x = 47
∴ The correct answer is 47.
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