Question

10.
The distance between cities A and B is 150 km. Two automobiles set out simultaneoulsy from city
A to city B. The first car goes 10 km/hr faster than the second and therefore arrives 30 minutes
earlier at B. Find their speeds.
1) 30 kmph, 40 kmph
2) 40 kmph, 50 kmph
3) 20 kmph, 30 kmph
4) 50 kmph, 60 kmph
66​

Answer 1

Answer:

i think c is correct answer but not confirmed