Question

The odd multiple of 21 that is less than 50 is ?​

Answer 1

There is no such number as, 42 is the only multiple of 21 which is less than 50 but it is not odd.

Hence, 21 itself is it's only multiple which is less than 50.

Answer 2

The odd multiple of 21 that is less than 50 = 21

Step-by-step explanation:

To find, the odd multiple of 21 that is less than 50 = ?

The multiple of 21 are:

1 × 21, 2 × 21, 3 × 21, 4 × 21, ......

i.e., 21, 42, 63, 84, ......

The odd multiple of 21 are:

1 × 21, 3 × 21, 5 × 21, ......

i.e., 21, 63, 105, ....

∴ The odd multiple of 21 that is less than 50 = 21

Hence, the odd multiple of 21 that is less than 50 = 21