कंघा करलो different way to speak in English

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?

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 50 persons, 40 speak Hindi and 25 speak English and Hindi both. Find how many persons speak only English ? Also find how many persons speak English ?

In a group of 50 people,35 speak Hindi,25 speak both English and Hindi and all the people speak at least one of the two languages.How many people speak only English and not Hindi? How many people speak English?