Mary spent $90 on 5 pairs of shoes 1 pair of shoes cost $10 the other for pairs cost the same amount how much did the other pairs of shoes cost

Jefferson School has 1120 students. The teacher-pupil ratio is 1 : 35. a. How many additional teachers will have to be hired to reduce the ratio to 1 : 20? teachers b.

Jered's parents are going to repaint their house. They need to select two colors to complete the job. If they previously narrowed their decision down to six colors, how many combinations of two can they choose from?

13-0.5w+6x when w=10 and x = 1/2

What is 4/18 and 3/7 close to 0, 1, 1/2 pick one

Pat is driving from Seattle to Los Angeles. The distance is 1, 135 miles. For the first time 250 miles, it costs pat $0.29 a mile to drive. After that her driving cost is $0.16 a mile. What is pat's total driving cost?

N/6=-8 solving equations?

8. Write an equation of the form an = a1 + d (n - 1) that would describes the nth term of the arithmetic sequence 7, 10, 13, 16, ...

Which number line represents the solution set for the inequality 2x24? + -10 -8 -6 4 - 2 0 2 4 6 8 10 + + + + + -4 -10 -8 -6 -2 0 + 6 + 10 2 4 8 + + -10 -8 --6 -4 O -2 2 4 6 8 10 -10 -8 --6 -4 -2 0 2 4 6 8 10

Let $s$ be a subset of $/{1, 2, 3, / dots, 100/}$, containing $50$ elements. how many such sets have the property that every pair of numbers in $s$ has a common divisor that is greater than 1?

What is 3 2/3+2.3 the 2.3 is a repeating decimal