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प्रश्न
When two quantities x and y are in ______ proportion or vary ______ they are written as `x oo 1/y`.
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उत्तर
When two quantities x and y are in inverse proportion or vary inversely they are written as `x oo 1/y`.
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संबंधित प्रश्न
Which of the following are in inverse proportion?
The time taken for a journey and the distance travelled in a uniform speed.
In a Television game show, the prize money of Rs 1,00,000 is to be divided equally amongst the winners. Complete the following table and find whether the prize money given to an individual winner is directly or inversely proportional to the number of winners?
| Number of winners | 1 | 2 | 4 | 5 | 8 | 10 | 20 |
| Prize for each winner (in Rs) | 1,00,000 | 50,000 | ... | ... | ... | ... | ... |
Two persons could fit new windows in house in 3 days.
One of the persons fell ill before the work started. How long would the job take now?
Which of the following quantities vary inversely as other?
Journey (x km) undertaken by a car and the petrol (y litres) consumed by it.
1200 men can finish a stock of food in 35 days. How many more men should join them so that the same stock may last for 25 days?
Three persons can build a small house in 8 days. To build the same house in 6 days, how many persons are required?
A farmer has enough food for 144 ducks for 28 days. If he sells 32 ducks how long will the food last?
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?
It takes 120 minutes to weed a garden with 6 gardeners. If the same work is to be done in 30 minutes, how many more gardeners are needed?
Write whether the following statement vary directly, vary inversely with each other, or neither of the two.
Increase in cost and number of shirts that can be purchased if the budget remains the same.
