Lee needs some school supplies. He will buy 3 notebooks for $1.29 each, 2 dozen pencils at $3.45 a dozen and a box of pens for $14.85.a box. Lee estimates that he
will spend about $25 on these school supplies.
Is Lee's estimation reasonable? How much will he spend exactly?

7friends share 4 pizzas equally how much pizza did each friend get

Sadie computes the perimeter of a rectangle by adding the length, l, and width, w, and doubling this sum. eric computes the perimeter of a rectangle by doubling the length, l, doubling the width, w, and adding the doubled amounts. write an equation for sadie’s way of calculating the

0if x and y vary inversely and y=6 as x=7, what is the constant of variation?