A number is greater than 3 but less than Also it is greater than 6 but less than The number is :

5
6
7
8

The correct answer is (c).

The number is greater than 3 but less than 7. It is also greater than 6 but less than 8. This means that the number is between 3 and 7, and between 6 and 8. The only number that satisfies both of these conditions is 7.

Option (a), 5, is not greater than 3.

Option (b), 6, is not less than 7.

Option (d), 8, is not greater than 6.