In a group of 850 persons, 600 can speak Hindi and 340 can speak Tamil. Find
(i) How may can speak both Hindi and Tamil?
(ii) How many can speak Hindi only?
(iii) How many can speak Tamil only?
In a group of 950 persons, 750 can speak Hindi and 460 can speak English. Find :
(i) how manycan speak both Hindi and English
(ii) how many can speak Hindi only
(iii) how many can speak English only.