allery100 ਮੀਟਰ ਦੌੜ ਵਿੱਚ A ਨੂੰ 20 s ਦੀ ਲੋੜ ਹੁੰਦੀ ਹੈ ਅਤੇ B ਨੂੰ 25 s ਦੀ ਲੋੜ ਹੁੰਦੀ ਹੈ। A ਦੇ ਖਤਮ ਹੋਣ 'ਤੇ B ਕਿੰਨਾ ਪਿੱਛੇ ਹੁੰਦਾ ਹੈ?
A25 m
B10 m
C15 m
D20 m
Answer & Solution
Correct answer: D. 20 m
B 4 ਮੀਟਰ/ਸਕਿੰਟ ਚੱਲਦਾ ਹੈ, ਇਸ ਲਈ 20 s ਵਿੱਚ ਇਹ 80 ਮੀਟਰ ਕਵਰ ਕਰਦਾ ਹੈ ਅਤੇ 20 ਮੀਟਰ ਛੋਟਾ ਹੈ।
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