In a group of 50 persons, 30 like tea, 25 like cofffee and 16 like both, how many like.
Channel: Doubtnut
Date: 29/12/2019

In a group of 50 persons, 30 like tea, 25 like cofffee and 16 like both, how many like. (i) either tea or coffee ? (ii) neither tea nor coffee?