Amanda measures the top of an 80 cm desk to be 82.4 cm. Dwayne measures the height of a 140 cm cabinet to be 137.2 cm. Which student has a greater percent error? Explain your reasoning.

Chad built a scale model of a statue. He built the model 7 inches tall to represent the actual height of 15 feet. Which equation below represents the relationship between the actual height (a), in feet, and the height of the model (m), in inches?

Eduardo has a bag with 10 coins in it 2 quarters 5 pennies and 3 dimes. if he reaches in and draws a coin without looking what is the probability that he will draw a dime?

Ming brought 6 packages to the post office. Each package weighed 18 pounds. Which is the best estimate of the total weight of the packages?

Colette opened a CD 10 years ago at an interest rate of 8.8%, compounded quarterly. According to the rule of 72, when did she have half the amount of money that she has now?

0.5ab-0.3bc + 2.4cd; 1.2bc + 0.2cd - 3.3de; 8.6ab-1.4cd + 17de Quien me ayuda es de suma de polinomios

Solve equation for x. State any restrictions. ax+2=bx+c

The ratio of boys to girls in 6th grade is 3:5. If there are 39 boys, how many girls would there be?

Explain how to estimate 585 - 321 two different ways

When factored completely, the expression p^4-81 is equivalent to what?

A shoe box is covered with packing paper before being shipped. The paper costs $0.01 per square inch. How much will it cost to cover three pairs of shoes? The length is 16 and the width is 10, the height is 8.