engineering recuitment HPCL Junior Executive 2025 Mock Test Quantitative Aptitude Mixture Problems To Make a Mixture from Two or More Things
The average weight of all boys and all girls in the class is 35 kg & 22.5 kg respectively. If average weight of all students in class is 30 kg. What can be the possible number of boys & girls respectively in the class?
1
35 and 15
2
30 and 20
3
40 and 10
4
25 and 25