Question

y varies inversely with twice the value of x. When y=8, x=2. Find y when x=8

2
16
24
32

I think its 2.

Answer 1

y = k/2x

Answer 2

k = 32

Answer 3

but its inverse...

Answer 4

yes, that's why i wrote it as k over 2x

Answer 5

i see. y=k/x^n is the formula my school gives me though...

Answer 6

Your school is wrong. :o

Answer 7

thats sad!

Answer 8

Righto.

Answer 9

I see what you did... maybe they werent wrong... but thanks

Answer 10

so if k=32 y =2 so im right, right?

Answer 11

ans y=2 is the right