Advertisements
Advertisements
प्रश्न
The variable x is inversely proportional to y. If x increases by p%, then by what per cent will y decrease?
Advertisements
उत्तर
The variable x is inversely proportional to y.
xy = k ...(Constant)
Since, we know that two quantities x and y are said to be in inverse proportion, if an increase in x cause a proportional decrease in y and vice-versa.
So, we can say y decrease by p%
APPEARS IN
संबंधित प्रश्न
In which of the following table x and y vary inversely:
| x | 4 | 3 | 6 | 1 |
| y | 9 | 12 | 8 | 36 |
A person has money to buy 25 cycles worth Rs 500 each. How many cycles he will be able to buy if each cycle is costing Rs 125 more?
If x and y vary inversely as other and x = 3 when y = 8, find y when x = 4 .
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?
12 cows can graze a field for 10 days. 20 cows can graze the same field for _______ days
Six men can complete a work in 12 days. Two days later, 6 more men joined them. How many days will they take to complete the remaining work?
If xy = 10, then x and y vary ______ with each other.
If x varies inversely as y, then
| x | – | 60 |
| y | 2 | 10 |
Write whether the following statement vary directly, vary inversely with each other, or neither of the two.
The number of people working and the time to complete a given work.
If x varies inversely as y and x = 20 when y = 600, find y when x = 400.
