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In a group of 400 people,250 can speak Hindi and 200 can speak English.How many people can speak both Hindi and English

In a group of 800 people,550 can speak Hindi and 450 can speak English.How many can speak both Hindi and English?

In a group of 950 persons,750 can speak Hindi and 460 can speak English.Find: How many can speak both Hindi and English.How many can speak English only.How many can speak Hindi only

In a group of students , 90 students know Hindi , 50 know English and 15 know both Each students knows either Hindi or English . How many students are there in the group ?

In a group of 760 persons , 510 can speak Hindi and 360 can speak English .Find : how many can speak both Hindi and English

The Students of a class are offered three language (Hindi. English and French). 15 students learn all the three language whereas 28 students do not learn any language. The number of students learning Hindi and English but not French is twice the number of students learning Hindi and French but not English. The number of students learning English and French but not Hindi is thrice the number of students learning Hindi and French but not English. 23 students learn only Hindi and 17 students learn only English. The total number of students learning French is 46 and the total number of students learning only French is 11. How many students learn English and French?