Advertisements
Advertisements
प्रश्न
Write whether the following statement vary directly, vary inversely with each other, or neither of the two.
The time taken by a train to cover a fixed distance and the speed of the train.
Advertisements
उत्तर
The time taken by a train to cover a fixed distance and the speed of the train are inversely proportional.
E.g. Let a train cover 100 km in 1 h with speed 100 km/h.
Then, the same train cover 100 km in 30 min with speed 200 km/h.
APPEARS IN
संबंधित प्रश्न
Which of the following are in inverse proportion?
The time taken for a journey and the distance travelled in a uniform speed.
If a box of sweets is divided among 24 children, they will get 5 sweets each. How many would each get, if the number of the children is reduced by 4?
Find the constant of variation from the table given below:
| x | 3 | 5 | 7 | 9 |
| y | 12 | 20 | 28 | 36 |
Set up a table and solve the following problems. Use unitary method to verify the answer.
Which of the following quantities vary inversely as other?
The number of x men hired to construct a wall and the time y taken to finish the job.
Which of the following quantities vary inversely as other?
Journey (x km) undertaken by a car and the petrol (y litres) consumed by it.
The stock of grain in a government warehouse lasts 30 days for 4000 people. How many days will it last for 6000 people?
6 pipes are required to fill a tank in 1 hour 20 minutes. How long will it take if only 5 pipes of the same type are used?
It takes 60 days for 10 machines to dig a hole. Assuming that all machines work at the same speed, how long will it take 30 machines to dig the same hole?
10 farmers can plough a field in 21 days. Find the number of days reduced if 14 farmers ploughed the same field?
Write whether the following statement vary directly, vary inversely with each other, or neither of the two.
Compound interest on a given sum and the sum invested.
