Question 67438
Find an equation of variation when y varies inversely as x and y=7 when x=5.
Y=K/X...................Y=7 WHEN X=5
7=K/5.........K=7*5=35
Y=35/X....................D IS CORRECT
[a] y=5/7x
[b] y=7/5x
[c] y=x/35
[d] y=35/x