Bindi is buying pet food with a coupon for 20% off. The original price of the bag of food is $39. Which answer gives the best estimate for the price after the discount?

$48
$19
$34
$32

Describe in detail how you would construct a 95% confidence interval for a set of 30 data points whose mean is 20 and population standard deviation is 3. be sure to show that you know the formula and how to plug into it. also, clearly state the margin of error.

Which statement about the graph of y = 8(0.25)^2

Use the net as an aid to compute the surface area of the triangular prism. a) 550 m2 b) 614 m2 c) 670 m2 d) 790 m2