Teaching EMRS JSA (Junior Secretariat Assistant) Mock Test Series 2023 Quantitative Aptitude Average
The average weight of a group of 12 members initially increases from 60 kg to 64 kg when P, Q and R join the group. The weight of P, Q and R are in the ratio 3 ∶ 4 ∶ 5. What is the difference between the weight of R and P?
1
25 kg
2
35 kg
3
40 kg
4
20 kg