alleryਦੋ ਕਾਰਾਂ 300 ਕਿਲੋਮੀਟਰ ਦੀ ਦੂਰੀ 'ਤੇ ਇੱਕ ਦੂਜੇ ਵੱਲ 70 ਕਿਲੋਮੀਟਰ/ਘੰਟਾ ਅਤੇ 80 ਕਿਲੋਮੀਟਰ/ਘੰਟਾ ਦੀ ਰਫ਼ਤਾਰ ਨਾਲ ਚੱਲਦੀਆਂ ਹਨ। ਉਹ ਕਦੋਂ ਮਿਲਦੀਆਂ ਹਨ?
A2 ਘੰਟੇ
B2.5 ਘੰਟੇ
C3 ਘੰਟੇ
D1.5 ਘੰਟੇ
Answer & Solution
Correct answer: A. 2 ਘੰਟੇ
ਇਹ 150 ਕਿਲੋਮੀਟਰ/ਘੰਟਾ ਦੀ ਰਫ਼ਤਾਰ ਨਾਲ ਬੰਦ ਹੁੰਦੇ ਹਨ, ਇਸ ਲਈ 300 / 150 = 2 ਘੰਟੇ।
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