An item is regularly priced at $45 . it is on sale for 20% off the regular price. how much (in dollars) is discounted from the regular price?

Evaluate-27 ^4/3/8 a) - 81/16 b) 81/16 c) 16/81

The table shows the webster family’s monthly expenses for the first three months of the year. they are $2,687.44, $2,613.09, and $2,808.64. what is the average monthly expenditure for all expenses?

Suppose that the price p, in dollars, and the number of sales, x, of a certain item follow the equation 4 p plus 4 x plus 2 pxequals56. suppose also that p and x are both functions of time, measured in days. find the rate at which x is changing when xequals2, pequals6, and startfraction dp over dt endfraction equals1.5.