Determine the expression that shows a difference of perfect squares and factor it, showing work.

16x2 - 81

14x2 - 49

9x2 + 100

Galen sold tickets of his church's carnival for a total of $2,820. Children's tickets cost $3 each and adult tickets cost $5 each. The number of children's tickets sold was 30 more than 3 times the number of adult tickets slod.

If the greatest value the variable m can be is less than 9, which of the following inequalities best shows all the possible values of m? m < 9 m > 9 m ≤ 9 m ≥ 9

Write the fraction in simplest form. 20/25 21/49 66/88 27/45

The relationship between numbers in List X and List Y follows the rule y = x + 2.05. Which diagram shows this relationship?

The 2010 general social survey asked the question: "after an average work day, about how many hours do you have to relax or pursue activities that you enjoy?" to a random sample of 1,155 americans.

There are five people sitting around the dinner table. Each person has 2/10 of a pie on their plate. How much pie is left? Explain

Aria is going to a carnival that has games and rides. Each game costs $3.50 and each ride costs $5. Aria spent $42 altogether at the carnival and the number of rides she went on is 5 more than the number of games she played.

An urn contains 9 red balls and 8 green balls. if vince chooses 11 balls at random from the urn, what is the probability that he will select 5 red balls and 6 green balls?

What are the sum measurements for nonagon

A scuba diver starts at 85.6 meters below the surface and descends until he reaches 103.2 meters below sea level. How many meters did he descend?