state gov Calcutta High Court Lower Division Assistant (LDA) Mock Test 2024 Quantitative Aptitude Ratio and Proportion Age
The ratio of the age of a mother and her daughter is 7 : 5 years now. If the product of their ages in years is 3500, then find the daughter’s age 20 years ago.
1
40 years
2
50 years
3
30 years
4
20 years