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प्रश्न
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.
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उत्तर
If the number of men is more, the time taken to construct a wall will be less. Therefore, it is in inverse variation.
Thus, only is in inverse variation.
संबंधित प्रश्न
Which of the following are in inverse proportion?
The number of workers on a job and the time to complete the job.
A contractor estimates that 3 persons could rewire Jasminder’s house in 4 days. If, he uses 4 persons instead of three, how long should they take to complete the job?
Mohanrao took 10 days to finish a book, reading 40 pages every day. How many pages must be read in a day to finish it in 8 days?
Mary cycles at 6 km per hour. How long will she take to reach her Aunt’s house which is 12 km away? If she cycles at a speed of 4 km/hr, how long would she take?
Neelaveni goes by bicycle to her school every day. Her average speed is 12 km/hr and she reaches school in 20 minutes. What is the increase in speed, If she reaches the school in 15 minutes?
Both x and y are said to vary ______ with each other if for some positive number k, xy = k.
If x varies inversely as y and when x = 6, y = 8, then for x = 8 the value of y is 10.
Write whether the following statement vary directly, vary inversely with each other, or neither of the two.
The height of a tree and the number of years.
Find the values of x and y if a and b are in inverse proportion:
- 12 x 8
- 30 5 y
The variable x is inversely proportional to y. If x increases by p%, then by what per cent will y decrease?
