TRANSFORMATION |Exercise| English Grammar | 7 PM Class By Bhumika ma'am |L5| Hindi Medium | Doubtnut

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

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In a class of 50 students, 23 speak English, 15 speak Hindi and 18 speak Punjabi. 3 speak only English and Hindi, 6 speak only Hindi and Punjabi and 6 speak only English and Punjabi. If 9 speak only English, then how many speak all the three? (a) 1 (b) 2 (c) 3 (d) 5

In a class 80 students the boys and girls are in the ratio of 5 : 3. The students can speak only Hindi or Engish or both Hindi and English. The number of boys and the number of girls who can speak only Hindi is equal and each of them is 40% of the total number of girls. 10% of the girls can speak both the languages and 58% of the boys can speak only English What percentage of boys and girls can speak only Hindi?

The probability that a student selected at random from a class will pass in Hindi is 4/5 and the probability that he passes in Hindi and English is 1/2 . What is the probability that he will pass in English if it is known that he has passed in Hindi ?

Read the following passages carefully and answer the questions that follow. A newly appointed teacher with a good academic record has come to take up English classes of class VII. He is sincere enough and has sound knowledge of the new trends and approach of teaching English Language, whether through, functional communicative method or the direct method. He tries to follow his professional skills acquired from the handbook or the teacher's manual and advice from linguists. In the classroom, he uses only English as the medium of his instruction. He advises his learners to guess the meanings. He sincerely tries to improve the standard of teaching by means of interaction. As a man, he is a sociable one and within a few days he becomes popular among his students. But, unfortunately, after a few days he comes to know from one of his students outside the classroom that they could understand very little of what he taught. The teacher asks politely, "Why did you not confess your problem in the classroom?" The student replies modestly but hesitatingly, "We could not say anything as you were not speaking our mother tongue and we cannot speak English". If Hindi is our mother tongue, then English is our

Find the number of ways of selecting 4 English, 3 Telugu and 2 Hindi books out of 7 English, 6 Telugu and 5 Hindi books.