4. In a class of 36 students, 1/3 of the students scored A in mathematics exam,1/2 of them scored B and the rest scored C. Find the numbers of students who scored C in mathematics exam.

Calculate the mean of the scores of 20 students in a mathematics test

Calculate the mean of the scores of 20 students in a mathematics test

In a class test in mathematics, 10 students scored 75 marks, 12 students scored 60 marks, 8 students scored 40 marks and 3 students scored 30 marks. Find the mean of their score.

In an examination, 20% of the students scored 70 marks, 40% scored 80 marks, 30% scored 90 marks and the rest scored 100 marks. Then the mean score of the students is

A student has to score 60% to pass exam. He scores 225 marks & failed by 15%. Find the maximum marks of exam.

In a class of 45 students the ratio of the number of boys and girls is 4 :5 The average score of boys in mathematics is 78 .If the average score of all the students in the class in mathematics is 76 , then what is the average score of girls in mathematics ?

In a class of 45 students, the ratio of the number of boys and girls is 4:5. The average score of boys in mathematics is 78. If the average score of all the students in the class in mathematics is 76, then what is the average score of girls in mathematics?

If 9 out of 24 students scored below 75% marks in a test. Find the ratio of student scored below. 75% marks to. the student scored 75% and above marks.

In an innings of a cricket match three players, A, B and C scored a total of 361 runs. If the ratio of the number of runs scored by A to that scored by B and also number of runs scored by B to that scored by C be 3:2 the number of runs scored by A was 161 b. 171 c. 181 d. 185