Moyna and Noyna respectively got 20% more and 10% less marks than Jolin in exam. What is the ratio of Noyna and Moyna's exam scores?
ক
2 : 1
খ
11 : 12
গ
3 : 4
ঘ
4 : 3
ঙ
None
সঠিক উত্তর: 3 : 4