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How many numbers from 11 to 50 are there...

How many numbers from 11 to 50 are there which are exactly divisible by 7 but not divisible by 3?

A

2

B

4

C

5

D

6

Text Solution

Verified by Experts

The correct Answer is:
B
The number from 11 to 50 ,which are divisible by 7 are 14,21,28,35,42,49
But out of these 21 and 42 are divisible by 3 .
`therefore` the required numbers are 14,28,35,49.
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