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In a boards examination,40 students failed in physics,40 in chemistry and 35 in mathematics,20 failed in maths and physics,17 in physics and chemistry,15 in maths and chemistry and 5 in all the three subjects.If 350 students appeared in the examination, how many of them did not fail in any subject?

Each of the questions below consists of a questions and two statements numbered I and II given below it. You have to decide whether the data provided in the statements are sufficient to answer the question. Read both the statements and Give answer. How many girsl are taller than Samir in his class ? I. When students of Samir's class are ranked in descending order to their height, Samir rank is 17th from the top among all the students and 12 the among boys. II. Samir's rank from the bottom on the basis of height among boys is 18 th and among all students is 29th.

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Each of the questions below consists of a question and two statements numbered I and II given below it. You have to decide whether the data provided in the statements are sufficient to answer the question. How many girls are taller than Shravan in his class ? I. When students of Shravan's class are ranked in descending order of their heights. Shravan's rank is 17th from the top among all the students and 12th among boys. II. Sharvan's rank from the bottom on the basis of height among boys is 18th and among all students, 29th.

Read the following information carefully and answer the questions given below- 1000 students appeared in an examination Out of which 275 students passed in physics, 320 students passed in chemistry and 350 students passed in mathematics. 84 students passed in both chemistry and mathematics 60 students passed in both physics and mathematics, 50 students passed in both physics and chemistry and 34 students passed in all the three subjects. What is the ratio of students passed in physics and mathematics to the number of students passed in physics and chemistry?

Read the following information carefully and answer the questions given below- 1000 students appeared in an examination Out of which 275 students passed in physics, 320 students passed in chemistry and 350 students passed in mathematics. 84 students passed in both chemistry and mathematics 60 students passed in both physics and mathematics, 50 students passed in both physics and chemistry and 34 students passed in all the three subjects. What is the percentage of students who did not pass ?

Read the following information carefully and answer the questions given below- 1000 students appeared in an examination Out of which 275 students passed in physics, 320 students passed in chemistry and 350 students passed in mathematics. 84 students passed in both chemistry and mathematics 60 students passed in both physics and mathematics, 50 students passed in both physics and chemistry and 34 students passed in all the three subjects. What is the percentage of students who passed in only one subject ?

Read the following information carefully and answer the questions given below- 1000 students appeared in an examination Out of which 275 students passed in physics, 320 students passed in chemistry and 350 students passed in mathematics. 84 students passed in both chemistry and mathematics 60 students passed in both physics and mathematics, 50 students passed in both physics and chemistry and 34 students passed in all the three subjects. What is the number of students who passed in at least two subjects ?

In a class among the passed students Nitu is 22^(nd) from the top and Aparna, who is 5 ranks below Nitu is 34^(th) from the bottom. All the students from the class appeared for an examination. If the ratio of the students who passed in the examination to those who failed is 4:1 for the class, how many students were there in the class?