Maths

This question was asked in Misc 32

21students are to be divided into three groups forming an AP three groups are to be named ENERGY SAVING','PROTECTION OF NATURAL RESOURCE GROUP', and 'HEALTH AWARENESS GROUP '. if the sum of the square of number of students in each group is 155. Find the number of students in each group ? In which group you would like to be ?

Ayush Srivastava

Sept. 2, 2017, 8:25 p.m.

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