Teaching AEES PRT (Atomic Energy Education Society) 2022 Test Series Quantitative Aptitude Ratio and Proportion
A and B has marbles in the ratio of 1 ∶ 3 and B and C has marbles in the ratio of 9 ∶ 1. If they have altogether 130 marbles with them, than find the number of marbles with A?
1
10
2
30
3
90
4
13