alleryਉਹੀ ਕਿਸ਼ਤੀ (8 ਕਿਲੋਮੀਟਰ/ਘੰਟਾ ਸਥਿਰ ਪਾਣੀ, 2 ਕਿਲੋਮੀਟਰ/ਘੰਟਾ ਕਰੰਟ) ਹੁਣ ਕਰੰਟ ਦੇ ਵਿਰੁੱਧ 30 ਕਿਲੋਮੀਟਰ ਦੀ ਰਫ਼ਤਾਰ ਤੈਅ ਕਰਦੀ ਹੈ। ਇਸ ਵਿੱਚ ਕਿੰਨਾ ਸਮਾਂ ਲੱਗਦਾ ਹੈ?
A3 ਘੰਟੇ
B6 ਘੰਟੇ
C5 ਘੰਟੇ
D4 ਘੰਟੇ
Answer & Solution
Correct answer: C. 5 ਘੰਟੇ
ਉੱਪਰ ਵੱਲ ਦੀ ਗਤੀ 6 ਕਿਮੀ/ਘੰਟਾ ਹੈ, ਇਸ ਲਈ 30 / 6 = 5 ਘੰਟੇ।
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