alleryਇੱਕ ਮੁੰਡਾ 5 ਕਿਲੋਮੀਟਰ/ਘੰਟਾ ਦੀ ਰਫ਼ਤਾਰ ਨਾਲ ਚੱਲ ਰਿਹਾ ਹੈ, 6 ਮਿੰਟ ਲੇਟ ਹੈ, ਪਰ 6 ਕਿਲੋਮੀਟਰ/ਘੰਟਾ ਦੀ ਰਫ਼ਤਾਰ ਨਾਲ ਚੱਲ ਰਿਹਾ ਹੈ, ਉਹ 6 ਮਿੰਟ ਪਹਿਲਾਂ ਹੈ। ਉਸਦੀ ਮੰਜ਼ਿਲ ਕਿੰਨੀ ਦੂਰ ਹੈ?
A4 km
B6 km
C8 km
D5 km
Answer & Solution
Correct answer: B. 6 km
d/5 - d/6 = 12 ਘੱਟੋ ਘੱਟ = 0.2 h ਦਿੰਦਾ ਹੈ d/30 = 0.2, ਇਸ ਲਈ d = 6 ਕਿਲੋਮੀਟਰ।
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