A car covers 630km at a speed of 120km/hr find the time of journey if a bus has to cover 450 km in same time what should be its speed?
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Answered by
3
Answer:
85.714 km/hr
Step-by-step explanation:
First calculate time
t = 630 / 120 = 63 / 12 hr
Now speed
v = 450 ÷ (63/12) = 85.714 kmph
Answered by
1
630÷120=5.25
5 1⁄4
459÷5.25=85.71428571428
85 5⁄7
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