Each student in a class of 35 plays atleast one game among chess, carrom and table tennis,22
play chess, 21 play carrom, 15 play table tennis, 10 play chess and table tennis, 8 play carrom and table tennis and 6 play all the three games. Find the number of students who play
(i) chess and carrom but not table tennis
(ii) chess (iii) only carrom (Hint: Use Venn diagram)