| | | 1 . | Directions (1-5):In the following number series only one number is wrong.Find out the wrong number.
$13\,\,\, 25\,\,\, 40\,\,\, 57\,\,\, 79\,\,\, 103\,\,\, 130$ |
| | 2 . | $850\,\,\,\, 600\,\,\,\, 550\,\,\,\, 500\,\,\,\, 475\,\,\,\, 462.5\,\,\, 456.25$ |
A. 600 | B. 550 | C. 500 | D. 462.5 | | | 3 . | $2\,\,\, 10\,\,\, 18\,\,\, 54\,\,\, 162\,\,\, 486\,\,\, 1458$ |
| | 4 . | $8\,\,\, 12\,\,\, 24\,\,\, 46\,\,\, 72\,\,\, 108\,\,\, 152$ |
| | 5 . | $142\,\,\, 119\,\,\, 100\,\,\, 83\,\,\, 65\,\,\, 59\,\,\, 52$ |
A. 65 | B. 100 | C. 59 | D. 119 | | | 6 . | Directions (6-10):What should come in place of the question mark in the following number series?
$5\,\,\, 54\,\,\, 90\,\,\, 115\,\,\, 131\,\,\, 140\,\,\, ?$ |
A. 149 | B. 149 | C. 146 | D. 144 | | | 7 . | $7\,\,\, 4\,\,\, 5\,\,\, 9\,\,\, ?\,\,\, 52.5\,\,\, 160.5$ |
| | 8 . | $6\,\,\, 42\,\,\, ?\,\,\, 1260\,\,\, 5040\,\,\, 15120\,\,\, 30240$ |
A. 546 | B. 424 | C. 252 | D. 325 | | | 9 . | $4\,\,\, 10\,\,\, 40\,\,\, 190\,\,\, 940\,\,\, ?\,\,\, 23440$ |
A. 4690 | B. 2930 | C. 5140 | D. 3680 | | | 10 . | $2\,\,\, 9\,\,\, 30\,\,\, ?\,\,\, 436\,\,\, 2195\,\,\, 13182$ |
A. 216 | B. 105 | C. 178 | D. 324 | | | | |