A car covers the first 39 km. of its journey in 45 minutes and covers the remaining 25 km. in 35 minutes. What is the average speed of the car ?
A car covers the first 39 km. of its journey in 45 minutes and covers the remaining 25 km. in 35 minutes. What is the average speed of the car ?
A40 kmph
B 64 kmph
C49 kmph
D 48 kmph
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