Question
Currently, the average age of individuals 'A' and 'B' is
27 years. If the present ages of 'B' and 'C' maintain a ratio of 10:11, determine the age of 'C', given that 'A' is 24 years old today.Solution
Present age of ‘A’ = 24 years Present age of ‘B’ = 27 × 2 – 24 = 30 years Present age of ‘C’ = (30/10) × 11 = 33 years
2Â Â Â Â Â 27Â Â Â Â Â Â 43Â Â Â Â Â 50 Â Â Â Â Â Â 56 Â Â Â Â Â Â Â 57
...139, 152, 172, 205, 249, 304
Find the wrong number in the given number series.
15, 195, 575, 1155, 1935, 2915
Find the wrong number in the given number series.
4, 9, 19, 39, 69, 159
- 72, 102, 148, 200, 272, 362
- Find the wrong number in the given number series.
4, 6, 9, 13, 18, 25 24, 24, 36, 72, 176, 540
13, 16, 24, 39, 64, 98
- 137, 148, 190, 261, 361, 490
15, 27, 51, 99, 193, 387