Question
The present age of Arvind is three times of Sanjay. 6
years hence the age of Arvind will become 5 years more than 2 times the age of Sanjay. The present age of Arvind isSolution

25, ?, 87, 159, 269, 425Â
What will come in place of the question mark (?) in the following series?
35, 38, 46, ?, 85, 120
What will come in place of the question mark (?) in the following number series?
124, 131, 117, ?, 110, 145
16, 20, 11, 27, ?, 38
24, 35, 57, 90, 134, ?
166    156    136   ?     66    16
38, 41, 50, ?, 158, 401Â
4, 7, 12, 21, 36, ?
37, 49, 63, ?, 97, 117
What will come in place of the question mark (?) in the following series?
68, 76, 61, 85, ?, 98