Home
Class 10
MATHS
A teacher noticed a strange distribution...

A teacher noticed a strange distribution of marks in the exam. There were only three distinct scores 6, 8, and 20. The mode of distribution was 8. The sum of scores of all the students was 504. The number of students in the most populated category was equal to the sum of the number of students with lowest score and twice the number of students with highest score. The total number of students who took the exam is:

Promotional Banner

Similar Questions

Explore conceptually related problems

The scores of 20 students in a test is tabulated as follows: Find the mode of the data.

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

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.

The mean score of three students in a test out of 45 is 38. Two new students take the test. What is the lowest mark that can be obtained by the newcomer who scores less than the other new student for the overall average of the five students to rise to 40 ?

The following distribution shows the marks scored by 140 students in an examination. Calculate the mode of the distribution :

The average score in Mathematics of 90 students of section A and B of class IX was 63. The number of student in A were 10 more than those in B. The average score of students in A was 30% more than that of students in B. The average score of students in B is :