In a group of 5 friends, the sum of age (in years) of each group of 4 of them are 124, 128, 130, 136 and 142. The age (in years) of the youngest of them is |
|||||||
a) |
18 |
b) |
21 |
c) |
23 |
d) |
27 |
In a group of 5 friends, the sum of age (in years) of each group of 4 of them are 124, 128, 130, 136 and 142. The age (in years) of the youngest of them is |
|||||||
a) |
18 |
b) |
21 |
c) |
23 |
d) |
27 |