Question

Out of 153 students appeared in an examination the ratio of the students who got the A+ A and B+ grades is 2:4:5 and if 21 students got the other grades then, how many students got the A+, A and B+ grades?​

Answer 1

Explanation:

153 - 21 = 132

132 / 11 = 12

Hence 24 students got A+, 48 students got A, and 60 students got B+.