Question
The average age of the husband, wife, and their child 3
years ago was 24 years and that of the Wife and the child 4 years ago was 19 years. The present age of the Husband is:Solution
The average age of (husband, wife, child) before 3 years=24 Total age of (husband, wife, child) before 3 years=24×3=72 Total age of (husband, wife, child) present =72+9=81 years. The average age of husband and child before 4 years=19 years Total age of Wife and child before in present = (19×2) +8 = 46 years so now the age of the Husband= is 81-46=35 years
71, 79, 88, 152, ?, 393
What will come in place of the question mark (?) in the following series?
102, 111, 136, 185, 266, ?
What will come in place of the question mark (?) in the following series?
20, ?, 30, 60, 150, 450
3 2 10 ? 17 16
?, 15, 45, 225, 1575, 14175
What value should come in the place of (?) in the following number series?
14, 18, ?, 43, 68, 104
What will come in place of the question mark (?) in the following series?
1458, ?, 162, 54, 18, 6
7, 176, ?, 378, 427, 452
...What will come in place of the question mark (?) in the following series?
1515, 184, ?, 455, 967, 624
24 12 18 ? 157.5 708.75 3,898.125
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