A car covers 30km at uniform speed of 60km/h and the next 30km at uniform speed of 40km/h. Find the total time
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T1 = 30/60 = 1/2 hr
T2 = 30/40= 3/4 hr
Total time = 1/2+3/4
T = 5/4 Hr
T2 = 30/40= 3/4 hr
Total time = 1/2+3/4
T = 5/4 Hr
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11
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