3) If y is inversely proportional to x, and y = 15 when x = 6, find:
a) a formula connecting y and x,
b) the value of y when x = 15,
c) the value of x when y = 20​

3 If y is inversely proportional to x and y 15 when x 6 finda a formula connecting y and x b the value of y when x 15 c the value of x when y 20 class=