The present age of a father and his son are in ratio 7:2. Five years ago the ratio was 6:1. Find the sum of their present ages.
ক) 45 years
খ) 40 years
গ) 35 years
ঘ) 30 years
Related Questions
ক) 510
খ) 765
গ) 1020
ঘ) None
ক) 2
খ) 3
গ) 3.5
ঘ) 4
ক) 90°
খ) 75°
গ) 90°
ঘ) 45°
ক) 10:11
খ) 10:1
গ) 1:10
ঘ) 6:5
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