What percent of 300 is .06

The cost c, in dollars, for bananas depends on the weight w,in pounds, of the bananas. this situation is represented by the function rule c=0.5w (graph each function rule.tell whether the graph is continuous or discrete)

Two variables, x and y, vary inversely, and x=12 when y=4. what is the value of y when x=3?

Find the area of the unshaded square