300 students took an exam. 28% failed. Calculate the number of students who passed the exam.

In an examination, 15% students failed and 425 students passed. Find the number of students who failed in the examination, 15% students failed and 425 students passed. Find the number of students who failed in the examination.

Out of 1800 students in a school, 750 opted basketball, 800 opted cricket and remaining opted table tennis. If a student can opt only one game, find the ratio of(a) Number of students who opted basketball to the number of students who opted table tennis.(b) Number of students who opted cricket to the number of students optingbasketball.(c) Number of students who opted basketball to the total number of students.

In an examination, the ratio of passes to failures was 4: 1. Had 30 less appeared and 20 less passed, the ratio of passes to failures would have been 5: 1. Find the number of students who appeared for the examination.

In a class of 35 students, 18 students opt Maths, 12 students opt Maths but not Science. Find the number of students who opt both subjects. Also find the number of students who opt Science but not Maths. It is given that each student opt atleast one subject.

The marks obtained by 120 students in a Mathematics test are given below: Using the informations, given above, draw an ogive on a graph sheet. Take a suitable scale for your ogive. Use the ogive drawn to estimate : (i) the median. (ii) the number of students who obtained more than 75% marks in the test. (iii) the number of students who did not pass in the test if the pass percentage was 40.

In an acoustic class, 120 students are male and 100 students are female. 25% of the male students and 20% of the female students are engineering students. 20% of the male engineering students and 25% of the female engineering students passed the final exam. What percentage of engineering students passed the exam?

The marks obtained (out of 100) by 400 students in an examination are given below: Using a graph paper, draw an ogive for the above distribution. Use ogive to estimate: the number of students who did not pass if the pass percentage was 35.

Use graph paper for this question. The amrks obtained by 120 students in an English test are given below : Draw the ogive and hence, estimate : the number of students who did not pass test if the pass percetage was 50.

In a class of 80 students, 39 students play football and 45 students play cricket and 15 students play both the games. Then the number of students who play neither is

The marks obtained by 100 students in a Mathematics test are given below : Draw an ogive for the given distribution on a graph sheet. (Use a scale of 2 cm = 10 units on both axis). Use the ogive to estimate the number of students who did not pass in the test if the pass percentage was 35.