Which costs less to buy, a $1000 computer that is discounted 20% and then offered at an additional 10% off, or a $1000 computer that is discounted 30% off?

Two brothers build a pyramid-shaped fort. If the fort is 8 feet wide at its base, what expression could be used to calculate the height of the fort?

How to expand: 2.5 (10 x+8) + 3y

Square root of 72x^2 z^3

What is 5 17/20 as a decimals

One side of a square flower bed is 21 feet long. How many plants are needed if they are to be spaced 21 inches apart around the outside of the bed?

Alcohol consumption tends to cause what kind of behavior

Are independent random samples, with thevariables xi normally distributed with mean μ1 and variance σ21 and the variables yi normallydistributed with mean μ2 and variance σ22.

Nearest hole number to 2.81

Spreadsheet software can be used to determine the amount of simple interest owed on a 30 day note. what mathematical operations would be used?

How many ounces of cinnamon is needed to bake cookies with 7 and 1/2 cups of flour if 1/3 ounce is cinnamon is needed for each 1 and 1/2 cups of flour?