what number must be subtracted from each of the numbers 31,19,13 and 10 so that they are in proportion

What is the realationship between 4's in 44,000

SAT Scores 1510 1480 2100 1800 1300 1250 1400 1430 1390 1520 The SAT scores for a group of 10 students are shown. What is the mean absolute deviation of the group (round to the nearest tenth)

What is the difference of 5 and 2/5

What is 48/203 x 23a

Solve the system of equations. y = 9x y = 2x + 63

Liam is saving up. Which expression is equal to h the number of hours Liam will need to babysit to save enough money for a cell phone.

Three different complex fractions that simplify to 1/4

A rate for $18 for three books

Victoria's university English teacher Mr. McTuffie has told her she will have 27 assignments this semester. Victoria has discovered that she needs to spend 3.

What is the gcd of 7,28