Question

11. With a speed of 60 km/h, a car takes 4 hours to cover a certain distance. What should be the speed. I
same journey is to be completed in 3 hours?
12. The weight of 1 coin is 11 g.​

Answer 1

Step-by-step explanation:

11. Formula = Distance = Speed × Time

= 60 × 4

Distance = 240

2nd Part = Same Formula

= 60 × 3

Distance = 180

Answer 2

Speed = 15 km/h , Distance = 45 km

Step-by-step explanation:

Speed = Distance/Time = 60 km / 4 hours = 15 km/h

Distance = Speed × Time = 15×3 = 45 km