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a train is moving at a uniform speed of 75km/hr. how far will it travel in 20 mins?

Asked by Sudhir Shukla 11th March 2015, 5:49 PM
Answered by Expert
Answer:
S p e e d space o f space t h e space t r a i n equals 75 space k m divided by h o u r. T h a t space i s comma space i t space c o v e r s space 75 space k m space i n space o n e space h o u r. K e e p space t h e space s p e e d space a s space c o n s tan t. I n space o n e space h o u r comma space t h e space t r a i n space t r a v e l s space i n space 75 space k m. I n space 20 space m i n u t e s equals 20 over 60 equals 1 third space h o u r comma space t h e space t r a i n space t r a v e l s space x space k m space l e s s e r space t h a n space 75 space k m T h u s comma space i t space i s space a space d i r e c t space p r o p o r t i o n. T h u s comma space x equals 75 over 1 cross times 1 third equals 25 space k m T h u s comma space t h e space t r a i n space t r a v e l s space 25 space k m space i n space 20 space m i n u t e s
Answered by Expert 12th March 2015, 10:38 AM
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