Tom received a coupon in the mail for 30% off one regularly priced item for a local sporting goods store. He wishes to purchase a soccer ball for $22.50 and shin guards for $17.00. Which item should
he use his coupon on? Justify your answer by comparing the discount taken for each item.
a. Tom has to pay 7% in sales tax. What is the total cost of the purchase if the coupon is used on
the soccer ball?
I
b. Tom goes back to the same store a week later and notices all soccer balls are on sale for
$13.50
i. What is the discount on the soccer balls?
ii.
What is the better deal: the coupon for 30% off or the sale price of $13.50?

What is the equation of the line that is parallel to the line with the equation y= -3/4x +1 and passes through the point (12,-12)

Which graph represents the linear function below? y-3=1/2(x+2)

Nthe opening scene of the movie raiders of the lost ark, indiana jones replaces a golden statue with a bag of sand. the platform on which the statue is placed is designed to detect the mass of the statue. if the bag of sand has a different mass than the statue, then a mechanism triggers and destruction ensues. the density of gold is about 20\text{ g/cm}^320 g/cm 3 20, space, g, slash, c, m, start superscript, 3, end superscript. the density of sand can be estimated at 2.5\text{ g/cm}^32.5 g/cm 3 2, point, 5, space, g, slash, c, m, start superscript, 3, end superscript. the gold statue can be modeled as a cylinder with height 25\text{ cm}25 cm25, space, c, m and radius 8\text{ cm}8 cm8, space, c, m. in terms of \piπpi, what is the mass of sand indiana jones needs to avoid triggering the mechanism?