engineering recuitment ICAR (IARI) Assistant (Pre + Mains) 2022 Mock Test Quantitative Aptitude Average
The average weight of a certain number of persons in a group was 75.5 kg. Later on, 4 persons weighing 72.6 kg. 74 kg, 73.4 kg and 70 kg joined the group. As a result, the average weight of all persons in the group reduced by 500 g. The number of persons in the group, initially, was:
1
20
2
16
3
18
4
24