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Sanchay Agarwal from Delhi Public School, Roorkee
Subject :IMO    Class : Class 8

If x and y vary inversely as each other, and x = 10 when y = 6. Find y when
x = 15.

A 3
B 4
C 2
D 6


please give the solution

Ans 1:

Anshuman D from MVM, Hyderabad
Class : Class 9
Constant of proportionality when it is inverse variation is x×y=k So,10×6=60 Find a number which when multiplied by 15 gives 60 60÷15=4 So, and is B - 4

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