shailibaral shailibaral

25-12-2020
Mathematics

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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?

Respuesta :

ChoiSungHyun ChoiSungHyun

25-12-2020

Step-by-step explanation:

153 - 21 = 132

132 / 11 = 12

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

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