1.

A Person Travels 48 Kms At 12 Kms/hour And Further 48 Kms At 16km.s/hour. His Average Speed For The Whole?

Answer»

Speed = (Total DISTANCE / Total Time)

TD = 48 + 48= 96,

T1 = 48/12 = 4hrs

T2 = 48/16 = 3HRS

T1 + T2 = 4 + 3 = 7

AVG Speed = 96/7 = 13(5/7) km/hr

Speed = (Total Distance / Total Time)

TD = 48 + 48= 96,

T1 = 48/12 = 4hrs

T2 = 48/16 = 3hrs

T1 + T2 = 4 + 3 = 7

Avg Speed = 96/7 = 13(5/7) km/hr



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