Question

Write an algebraic expression for the phrase.

the product of p and 9



p – 9


9p


p + 9


p/9

Answer 1

Write an algebraic expression for the phrase.

the product of p and 9



p – 9


9p


p + 9

Answer 2

Your math teacher allows you to choose the most favorable measure of central tendency of your test scores to determine your grade for the term. On six tests you earn scores of 89, 81, 85, 82, 89, and 89. What is your grade to the nearest whole number, and which measure of central tendency should you choose?


91; the mode


89; the mode


89; the mean


87; the median

Answer 3

The French club is holding a car wash fundraiser. They are going to charge $20 per car, and expect between 30 and 100 cars. Identify the independent and dependent quantity in the situation, and find reasonable domain and range values.


number of cars; money raised; $600 to $2000; 30 to 100 cars


number of cars; money raised; 30 to 100 cars; $600 to $2000


money raised; number of cars; $600 to $2000; 30 to 100 cars


money raised; number of cars; 30 to 100 cars; $600 to $2000

Answer 4

Write an algebraic expression for the phrase.

4 times the sum of q and p



4q + p


4 + q + p


4( q + p )


4qp

Answer 5

Which set of numbers is the most reasonable to describe the number of desks in a classroom?


irrational numbers


whole numbers


rational numbers


integers

Answer 6

Angela’s average for six math tests is 87. On her first four tests she had scores of 93, 87, 82, and 86. On her last test, she scored 4 points lower than she did on her fifth test. What scores did Angela receive on her fifth and sixth tests?


fifth test = 85; sixth test = 89


fifth test = 85; sixth test = 81


fifth test = 89; sixth test = 85


fifth test = 90; sixth test = 86

Answer 7

That’s not an answer

Answer 8

Find the range.

3 –9 7 –1 5 –4 2



–1


8


2


16