Question

If x varies inversaly as y and x =10 when y=8 ,then find y when x=4

Answer 1

let the constant be k
given
x varies inversely. as y
so, k=x×y
K=10*8
k=80

again
given
x=4
y=?
so y=k/x
y=80/4
y=20

Answer 2

Answer:

Y=20

Step-by-step explanation:

Answer is Y=20 Please mark me brain list