Which expression is equivalent to am : an?

am - n

am + n

am ⋅ n

am : n

June bug opens a savings account with $250 and adds $25 per week. April Dew opens a savings account with $400 and adds $20 per week. After how many weeks will they have the same amount saved? Enter your numeric answer only.

Find all the real square roots 10.225

Which of the following tables does not represent a function? x y -5 1 -3 - 2 -1 - 5 x y -5 1 -5 - 2 -5 - 5 x y -1 1 -2 1 -3 1 x y -4 0 2 0 5 7

Megan wants to build a fence around her pool. The pool is 28 feet long by 23 feet wide. The fence is to be 15 feet from the edge of the pool. How many feet of fencing will she need?

How many radians is 162 degrees

One focus of a hyperbola is located at (-7, 1). One vertex of the hyperbola is located at (-6, 1). The center is (-2, 1). What is the equation of the hyperbola?

If someone who has a job gets 18 hours of free time every month how many years would it take to get a year of free time?

A number multiplied by itself and then by itself again gives - 1,000. What is the number?

Latoya had a large collection of basketball cards. She decided to give half of them to her friend, Erin, and a fourth of them to her brother. She still has 75 cards left. How many cards did she start with?

How do we work out ratio