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.) 158.64 + 347.15 – 506.81 = 148.29 – 197.91 + ?Solution
ATQ,
158.64 + 347.15 – 506.81 = 148.29 – 197.91 + ?
160 + 350 – 510 ~ 150 – 200 + ?
0 ~ -50 + ?
? ~ 0 + 50
? ~ 50
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