Question
What approximate value will come in place of the question mark (?) in the following question? (Note: You are not expected to calculate the exact value.)
39.75 + 76.82 – 23.13% of 159.40 = ? – 180.52 ÷ 12.06
Solution
ATQ,
39.75 + 76.82 – 23.13% of 159.40 = ? – 180.52 ÷ 12.06
40 + 77 – 23% of 159 ≈ ? – 181 ÷ 12
117 – 37 ≈ ? – 15
80 ≈ ? – 15
? ≈ 95
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