How to speak English faster (Part two) #shorts

There are 40 presons in a group : four of them can speak neither Englis nor Hindi .The sum of the number of persons who can speak English and that of those who can speak Hindi is 44 Find the number of those who can speak both English and Hindi.

Out of 15 persons 10 can speak Hindi and 8 can speak English.If two persons are chosen at random,then the probability that one peron speaks Hindi only and the other speaks both Hindi and English is

In a flight 55 people speak Hindi, 20 speak English and 15 speak both English and Hindi. The number of people who speak at least one of the two languages is

There are 50 students admitted to a nursery class. Some students can speak only English and some can speak only Hindi. Ten students can speak both English and Hindi. If the number of students who can speak English is 21, then how many students can speak Hindi, how many can speak only Hindi and how many can speak only English? (a) 21, 11 and 29 respectively (b) 28, 18 and 22 respectively (c) 37, 27 and 13 respectively (d) 39, 29 and 11 respectively

In a group of 400 persons 250 can speak Hindi and 200 can speak English. Each person speak atleast one language. Find how many persons can speak both languages ?