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  • Flame SCF 18 Near Chawla Lights Ph-7 Mohali 9888949978
HomeMaths

23. A car traveling with 5/7 of its actual speed covers 42 km in 1 hr 40 min 48 sec. find the actual speed of the car

ਇਕ ਕਾਰ ਆਪਣੀ ਅਸਲ ਗਤੀ ਦਾ 5/7ਨਾਲ ਚਲਦੀ ਹੈ ਤੇ ਉਸ ਨੂੰ 42 ਕਿਲੋ ਮੀ. ਦੀ ਦੂਰੀ ਤੈਹਿ ਕਰਨ ਵਿਚ ਇਕ ਘੰਟਾ 40 ਮਿੰਟ 48 ਸੈਕੰਡ ਲਗਦੇ ਹਨ ਤਾਂ ਉਸ ਦੀ ਅਸਲ ਗਤੀ ਪਤਾ ਕਰੋ।

a. 17 (6/7)km/hr       b. 25 km/hr

c. 30km/hr              d. 35km/hr

Answer:  B

 

5/5 - (1 vote)

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