Present age of Arvind = 67 – 19 = 48 years Present age of Ravi = 48 + 4 = 52 years Now, ratio between the ages of Samar and Ravi = 9:13 Since, Ravi’s age = 52 years Therefore, 13 unit = 52 years 1 unit = 4 years Similarly, Samar’s present age = 9 × 4 = 36 years Samar age 13 years ago = 36 – 13 = 23 years
The following expressions form a series followed by a (?). Find the odd one out first and then find that what will come in place of the question mark (?...
1 4 13 46 ? 976
...20, 30, 40, 55, ?, 160
4 6 12 ? 44 74
...104 156 234 ? 526.5 789.75
...25 34 61 106 169 ?
...32, 65 , 196, 785, ? , 23557
Choose the correct alternative
21: 3 ∷ 574: ?
1 1 8 4 27 9 ?
...97 106 121 138 157 180
...
