Question

Will give medal


If x varies inversely with y and x = 8 when y = 6, find y when x = 10

Answer 1

do you remember the formula for inverse variation?

Answer 2

y=k/x

Answer 3

umm y=k/x?

Answer 4

so... 6=k/8.... so solve for k now

Answer 5

k=48... so now, y=k/x... would be y=48/10, which gives you 4.8=y

Answer 6

ohh ok thanks (:

Answer 7

your welcome :) thank u :)