Question

If x and y vary inversely and x = 25, when y = 3. find y, when x = 15. {\zejajdhimg]​

Answer 1

Answer:

x and y vary inversely

so x varies 1/y

or , xy= constant

when x=25,y=3

then constant=25×3=75

when x=15

then , 15 y=75

=> y=75/15

=> y=5

value of y is 5