Sari has 3 times as many pencil erasers as Sam. Together they have 28 erasers. How many erasers does Sari have?

Cindy made the sets of buttons below. Make a new set for each number of buttons. Use the greatest number of groups of 10 buttons and the least number of single buttons that you can. Cindy set: 4 groups of 10 buttons and 25 single buttons.

Solve for a 7a - 20 = 52m

The volume of a cylinder is given by the formula v=3.14r^2h, where r is the radius of the cylinder and h is the height. suppose a cylindrical can has radius (x 8) and height (2x 3). which expression represents the volume of the can?

Compare the two groups of data. Which statement is true? A) the spread of data for Last Month and This Month are equal B) the spread of data for This Month is 5 push-ups greater than Last Month C) the spread of data for Last Month is 5 push-ups

Round 7.5905 to the nearest ... 0.1 =

What is - 16 + (-28) =

Solve z = 9 over 13 c for c

A square matrix that does not have an inverse is most specifically called a

Tthe equation y^2 - x^2 = 1 represents which conic section

Find the following measure for this figure. Lateral area = 12 square units 24 square units 36 square units