alleryਇੱਕ ਮਿਸਤਰੀ 40% ਇੱਕ ਕੰਧ ਨੂੰ 8 ਦਿਨਾਂ ਵਿੱਚ ਪੂਰਾ ਕਰਦਾ ਹੈ। ਇਸ ਗਤੀ ਨਾਲ ਪੂਰੀ ਕੰਧ
A20 ਦਿਨ
B32 ਦਿਨ
C16 ਦਿਨ
D24 ਦਿਨ
Answer & Solution
Correct answer: A. 20 ਦਿਨ
ਜੇਕਰ 40% ਨੂੰ 8 ਦਿਨ ਲੱਗਦੇ ਹਨ, 1% ਨੂੰ 0.2 ਦਿਨ ਲੱਗਦੇ ਹਨ, ਤਾਂ 100% ਨੂੰ 20 ਦਿਨ ਲੱਗਦੇ ਹਨ।
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