frame 10 Question based on direct Variations solve them also.
Answers
Step-by-step explanation:
1. By travelling at a speed of 48 kilometres per hour, a car can finish a
certain journey in 10 hours. To cover the same distance in 8 hours,
the speed of the car should be
(a) 60 km/h (b) 80 km/h (c) 30 km/h (d) 40 km/h
2. Meenakshee cycles to her school at an average speed of 12 km/h and takes 20 minutes to reach her school. If she wants to reach her school in 12 minutes, her average speed should be
(a) 20 /3 km/h (b) 16 km/h (c) 20 km/h (d) 15 km/h
3. 100 persons had food provision for 24 days. If 20 persons left the place, the provision will last for
(a) 30 days (b) 96 /5 days (c) 120 days (d) 40 days
4. If the distance travelled by a rickshaw in one hour is 10 km, then the distance travelled by the same rickshaw with the same speed in one minute is
(a) 250 /9 m (b) 500/ 9 m (c) 1000 m (d) 500 /3 m
5. Both x and y vary directly with each other and when x is 10, y is 14, which of the following is not a possible pair of corresponding values of x and y?
(a) 25 and 35 (b) 35 and 25 (c) 35 and 49 (d) 15 and 21
6. A car is travelling 48 km in one hour. The distance travelled by the car in 12 minutes is _________.
7. An auto rickshaw takes 3 hours to cover a distance of 36 km. If its speed is increased by 4 km/h, the time taken by it to cover the same distance is __________.
8. In a camp, there is enough flour for 300 persons for 42 days. How long will the flour last if 20 more persons join the camp?
9. A contractor undertook a contract to complete a part of a stadium in 9 months with a team of 560 persons. Later on, it was required to complete the job in 5 months. How many extra persons should he employ to complete the work?
10. Sobi types 108 words in 6 minutes. How many words would she type in half an hour?
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