Ella bought some keychains if she paid $24 for the keychains and each one cost the same hole dollar amount how many couldshe have bought?

6 - 3n = - 12 what is n?

Devin has started a lawn care service. He will charge a mowing fee of $10 plus $3 per square yard of lawn. He also offers trimming service, at $8 plus $1 per yard of the perimeter.

What is the value of x? Line segment GJ is a diameter of circle L. Angle K measures (4 х + 6) °

The ages of employees at a certain company are normally distributed and the mean age is 36 with a standard deviation of 3 years. How many employees are between 30 and 42 years old? A.) 19.1% B.) 68% C.) 95% D.) 99.7%

A red jar holds 4,388 marbles. a blue jar holds 4,455 marbles. which jar holds more marbles?

In Lisa class, 24 of the students are tall and 12 are short. In Paul's class 15 students are tall and 20 students are short. Which class has a higher ratio of tall to short students?

A car depreciate $2000 each year it was owned and driven. What type of depreciation is this?

0.5 divide blank = 0.05

What's the parabola in vertex for for (-5,0) and has a vertex (-2,1)

He length of a rectangle is 7 in greater than the width. the area is 30 in squared2. find the length and the width