Time Speed and Distance

Rachin travels a distance at 60 km/hr for 2 hours and 80 km at 40 km/hr. Find the average speed of Rachin (in km/hr). रचिन एक दूरी 2 घंटे तक 60 km/hr की चाल से और 80 km की दूरी 40 km/hr की चाल से तय करता है। रचिन की औसत चाल (km/hrमें) ज्ञात कीजिए।

Two trains running towards each other on parallel tracks, at speeds of 45 km/hr and 51 km/hr, take 21 seconds to cross each other. If the length of one train is 290 m, then the length (in m) of the other train is: समानांतर पटरियों पर 45 km/hr और 51km/hr की चाल से , एक

Two trains are moving in opposite directions at speeds of 60 km/h and 110 km/h. The length of one train is 360 m. The time taken by them to cross each other is 21 seconds. The length (in m) of the other train, correct to 2 decimal places, is: दो ट्रेनें 60km/h और 110 km/h

A 725 m long train passes through a 235 m long tunnel in 48 sec. Find the speed of the train. 725 मीटर लंबी एक रेलगाड़ी को 235 मीटर लंबी एक सुरंग को पार करने में 48 सेकंड लगते है।रेलगाड़ी की चाल ज्ञात कीजिए।

A gun is fired at a distance of 1.35 km from Mukul. She hears the sound after three seconds. The speed (in m/s) at which sound travels is: मुकुल से 1.35 km की दूरी पर एक बंदूक चलाई जाती है। वह तीन सेकंड के बाद इसकी ध्वनि सुनती है। ध्वनि किस चाल (m/sमें) से यात्रा

A train travelling at a speed of 60 km/h leaves station A at 7 : 00 a.m. and another train travelling at a speed of 84 km/h starts from station A at 9:30 a.m. in the same direction on a parallel track. At what distance (in km) from station A and after how many hours

Manoj travels from City A to City B. If Manoj drives his car at \(\frac{1}{5}\) of his normal speed. then he reaches City B 36 minutes late. Find the time (in minutes) that Manoj would have taken to travel from City A to City B if he drove at his normal speed. मनोज शहर A

A man goes to Ahmedabad from Kolkata at a speed of 78km/hr and returns to Kolkata at speed of 91km/hr, through same route. What is his average speed (in km/hr) of the entire journey? एक व्यक्ति 78km/hr की चाल से कोलकाता से अहमदाबाद जाता है तथा उसी मार्ग से 91km/hr,की चाल से कोलकाता वापस आता

A and B are two stations 370 km apart. A train starts from station A at 9:00 A.M. and travels towards station B at a speed of 20km/hr. Another train starts from station B at 10:00 A.M. and travels towards station A at a speed of 50 km per/hr. At what time do they meet?

Two trains having lengths of 170 m and 480 m are running at speeds of 70 km/h and 80 km/h, respectively, in the same direction. The time taken (in minutes) by the faster train, coming from behind, to completely cross the other train is: 170 m और 480 m लंबाई वाली दो रेलगाड़ियाँ एक ही