Question
√? + √626 × 13.998 - 6.02 × 2.97 =
345.995 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.)Solution
ATQ, √? + √626 × 13.998 - 6.02 × 2.97 = 345.995 √? + √625 × 14 - 6 × 3 ~ 346 √? + 25 × 14 - 18 ~ 346 √? + 350 - 18 ~ 346 √? ~ 346 - 332 √? ~ 14 On squaring both sides, we get, ? ~ 196
More Approximation Questions
4, 6, 12, 30, ?, 315, 1260
Find the missing term in the series:
1, 4, 9, 16, 25, ?, 49
36, 48, 24, 60, ?, 72
?, 15, 45, 225, 1575, 14175
What should come in place of (?) question mark in the given number series.
2, 6, 15, 31, 56, ?
10,14,26,42,70,?
53 × 38 + 32 × ∛54872 = ?
168, 164, 155, 139, ?, 78
18, 30, 46, 66, 90, ?
152 142 122 ? 52 2
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