A car starts from rest. Its speed then increases for 12 seconds. a. What is the car’s speed after 12 seconds? b. Find the car’s speed after 6 seconds. c. How long does it take for the speed of the car to be 74 km/h? d. How much does the car’s speed change in the first 4 seconds?

Select the correct answerThe speed of the car increases by 2 km/h after every one hour. If the distance covered in the first hour was 35 km, then what was the total distance covered in 12 hours?Options650 km560 km58 km552 km

The time it takes to cover the distance between two cities by car varies inversely with the speed of the car. The trip takes 12 hours for a car moving at 63 mph. How long does the trip take for a car moving at 28 mph ?hours

Select the correct answerTwo cars A and B start simultaneously from two different places and travels towards each other. They arrive at their destination after 2 hrs and 3 hrs respectively. If speed of car A is 48 km/hr. what is the speed of car B?Options36 km/hr.40 km/hr.32 km/hr.48 km/hr.

Car A and B start from S and T towards T and S respectively. After passing each other they take 6 hours 40 minutes and three hours45 minutes to reach T and S respectively. If the speed of the car A is 60 km/h, then what is the speed of car B?

Select the correct answerA racing car going at an average speed of 108 km/hr takes 15 minutes to complete a lap on a racing track. By how much should it increase its speed (in km/hr) to complete the lap in 12 minutes?Options21242730