A bus takes 15 hours to go from delhi to chandigarh. Bus go one-third time with speed of 80 km/h. 40% of rest time with speed of 70 km/h. 2/3rd of rest of time with speed of 85 km/h rest with speed of 100 km/h. What is the distance that cover by bus
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speed= 85+100+75/3 =....
uske Baad 15*40/100=....
dono ko formula me put kr dena s=d/t me
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