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HomeMaths23. 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

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

 

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50. A man travelled a total distance of 1800 km by plane, train and bus.  He travelled one –third of the whole trip by plane and the distance travelled by train is three-fifth of the distance travelled by bus. Find the distance travelled by bus

. एक व्यक्ति ने विमान, ट्रेन और बस द्वारा कुल 1800 किमी की यात्रा की। उन्होंने पूरी यात्रा का एक...

48. Amit walks at a uniform speed of 4 km/hr and 4 hr after his start, Brijesh cycles after him at the uniform rate of 20 km/hr. How far from the starting point will Brijesh catch Amit?

अमित अपनी शुरुआत के बाद 4 किमी / घंटा और 4 घंटे की एक समान गति से चलता है, बृजेश...

47. When a person reduces his speed from 42 km/hr to 36 km/hr he takes 20 min more then his usual time taken. Find the usual time taken by him?

जब कोई व्यक्ति अपनी गति को 42 किमी / घंटा से घटाकर 36 किमी / घंटा करता है तो वह...

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