1.

A Truck Covers A Distance Of 640 Km In 10 Hrs. A Car Covers The Same Distance In 8 Hrs. What Is The Respective Ratio Between The Speed Of The Truck And The Car?

Answer»

Both truck and car covers a distance = 640 km

Time taken by truck is 10 HRS.

∴ Speed of truck = 640/10 = 64 km/hr

Time taken by car is 8 hrs.

∴ Speed of car = 640/8 = 80 km/hr

∴ Ratio between speed of truck and car =

Speed of truck : speed of car = 64 : 80 = 4 : 5

Both truck and car covers a distance = 640 km

Time taken by truck is 10 hrs.

∴ Speed of truck = 640/10 = 64 km/hr

Time taken by car is 8 hrs.

∴ Speed of car = 640/8 = 80 km/hr

∴ Ratio between speed of truck and car =

Speed of truck : speed of car = 64 : 80 = 4 : 5



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