Question

Q21. If x varies inversely as y and x = 20 when y = 600, find y when x = 450.​

Answer 1

Y=80/3 hope it will help you

Answer 2

x varies inversely y

x=k/y or k=xy or y=k/x

x=20 when y=600

k=20×600=12000

y=12000/450 (whenx=450)

=26.67