Algebra Word Problems

The Roaming Cell Phone Company charges $15.00 per month plus $0.20 per minute of airtime usage.  If Juanita uses x minutes of airtime, what is an equation that can be used to determine her monthly cell phone bill (C)?

• C = 0.20x + 15

• C =15 (0.20x)

• C = 15 + x + 0.20

• C = 0.20 + 15x

Melanie spent half of her allowance going to the movies.  She washed the family car and earned $8.  What is her weekly allowance if she ended with $12?

• $8

• $10

• $12

• $14

Sandy has 41 books in her library.  She bought several books at a yard sale over the weekend. She now has 94 books in her library. How many books did she buy at the yard sale?

• 134

• 53

• 41

• 60

Keith bought 5 new baseball trading cards to add to his collection.  The next day his dog ate half of his collection.  There are now only 40 cards left.  How many cards did Keith start with?

• 50

• 75

• 100

• 60

The larger of two numbers exceeds the smaller number by 12. If the sum of the two numbers is 74, find the two numbers.

• 12 and 24

• 31 and 43

• 24 and 36

• 51 and 63

The larger of two numbers is 10 less than twice the smaller number. If the sum of the two numbers is 38, find the two numbers.

• 16,22

• 10,28

Find 3 consecutive integers such that twice the sum of the first two is 2 less than 3 times the third.

Find four consecutive integers such that 6 times the sum of the first and the fourth is 26 less than 10 times the third.

Find four consecutive integers such that 8 times the sum of the first and the third is 40 greater than 10 times the fourth.

Jack and Betty have 28 coins that are nickels and dimes. If the value of the coins is $1. 95 cents, how many nickels do they have?