Mary, Jill, and Jim have 91 apples. Jill has twice as many as Mary. Tim has 7 more than Mary. How many do they each have?

How many days (d) can Jeremy rent the camera6d + 15 < 50.

Uma pista de atletismo tem a seguinte forma: Qual é o comprimento aproximado dessa pista?

How many times can 4 go in to 66?

I am a three-digit number. My second digit is 4 times bigger than the third digit. My first digit is 3 less than my second digit. Who am I?

71-4 times (7-5) to the 4th power

What does control for eximerment mean .

A scientist estimated that a mixture would need 5 millimeters of a chemical to balance. The actual amount d was 7 millimeters. What was the percent error of the scientists estimation?

Start at 7 and subtract 3each time

Suppose you know the area of a circle and the measure of the central angle of a sector. Describe the process of finding the area of the sector.

Cups are sold 8 a package and plates are sold 12 to a package. If you want to have the same number of each item for the party, how many of each do you need to buy? what is the least number of packages of each you need to buy?