Directions: A survey conducted on 100 students with regard to their sports activity revealed the following information : Every student who participated in the survey plays atleast one of the three games Football (F), Cricket (C) and Volleyball (V) ; 20 play only F ; 30 play only C ; 25 play only V while 5 play all the three. Moreover, 8 play both F and V but not C. The number of students who play both F and C only is same as the number of students who play both C and V only.

Using this information answer the questions.