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.) 6.99 × 13.98 + 15.01 × 7.98 – 11.97 × 11.02 = ?ÂSolution
ATQ, 6.99 × 13.98 + 15.01 × 7.98 – 11.97 × 11.02 = ? 7 × 14 + 15 × 8 – 12 × 11 ~ ? ? ~ 98 + 120 – 132 ? ~ 86
114, 146, 210, 306, 434, ?
Find the missing number in the given number series.
 305, 316, 302, ?, 295, 346Â
55, 71, 119, 199, 311, ?
10, ?, 50, 100, 250, 500
16Â Â Â 25Â Â Â 36Â Â Â 49Â Â Â 64Â Â Â Â ?
What will come in place of the question mark (?) in the following series?
175, 160, 140, 115, ?
What value should come in place of (?) question mark in the following number series.
2, 6, 12, 20, 30, ?
What will come in the place of questions (?) mark in the following questions.
40, 25, 30, 50, 105, ?
What will come in place of the question mark (?) in the following series?
10, 410, ?, 710, 760, 785
25   25   37.5   ?   328.125   1804.6875