alleryஒரு தந்தை மற்றும் மகனின் வயதுகளின் கூடுதல் 56 மற்றும் அவர்களின் வயதுகள் 7 : 1 என்ற விகிதத்தில் உள்ளன. தந்தையின் வயது
A48
B49
C56
D42
Answer & Solution
Correct answer: B. 49
மொத்த 8 பங்குகள் 56 ஆகும், எனவே ஒரு பங்கு 7 மற்றும் தந்தையின் வயது 7 x 7 = 49.
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