Moving at the rate of 70 km/hr. a car completes a journey in 18 minutes. How long would it take
to complete this journey. if the speed is increased to 84 km/hr?
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Answered by
10
Answer:
15 min
Step-by-step explanation:
let distance be x km
S1=70 km/hr
T1= 18/60 hr
x/70=18\60
x=18/60* 70=126/6=21
distance=21 km
S2=84 km/hr
T2=21/84 hr
=1/4 *60 min
15 min
Answered by
1
Answer:
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