Teaching KVS Junior Secretariat Assistant (LDC) Mock Test 2022 Quantitative Aptitude Ratio and Proportion Simple Ratios
A, B and C are three boxes containing marbles in the ratio 3 : 5 : 7, and the total number of marbles is 75. If 3 marbles are transferred from B to A, and 5 marbles are transferred from C to B, then the new ratio of the marbles is:
1
6 : 8 : 11
2
5 : 6 : 7
3
7 : 9 : 10
4
6 : 9 : 10