Math 1 A CED.1

A computer repairman charges $50 to come to a home or office, plus $30 per hour of work. During one week, he visits 12 homes or offices earning $1,800. How many hours did the repairman work?

• 22 hours

• 40 hours

• 42 hours

• 58 hours

Angle EFH and angle GFH are congruent. The measure of ∠EFH = 3x + 14 and the measure of ∠GFH = 9x – 10. What is the measure of ∠EFH?

• 20°

• 26°

• 36°

• 52°

When Karen bought food, her bill was $108.29 before taxes. The bill was $110.46 after taxes. What was the tax rate for the food?

• 1.0%

• 1.5%

• 2.0%

• 2.5%

John is saving to buy a television that costs $1,250. John currently has $200 saved. He plans to save an additional $50 each week. How many weeks will it take John to have $1,250 saved?

• 6 weeks

• 8 weeks

• 19 weeks

• 21 weeks

Philip is assigned to read a book for his literature class that is 250 pages long. He reads at a rate of 30 pages per hour. If he can only read for 2 hours per day, how many days will it take him to finish the book?

• 4 days

• 5 days

• 8 days

• 9 days

Robert takes medicine for an ear infection. There are 250,000 bacteria present when he begins taking the medicine, and 35% of the bacteria are destroyed every hour. How many hours will it take for 70% of the original bacteria to be destroyed?

• 4 hours

• 3 hours

• 2 hours

• 1 hour

The difference in two complementary angles is 21°. What is the measure of the larger angle?

• 21°

• 34.5°

• 55.5°

• 69°

Twice a number added to four is the same as one subtracted from the number. What is the number?

• -6

• -5

• -3

• -1

Julie has $48 to spend at a carnival. The carnival charges $8 for admission and $5 per ride. What is the maximum number of rides Julie can go on?

• 3

• 4

• 8

• 9

The length of a room is 4 feet less than twice its width. The perimeter of the room is 58 feet. What is the length of the room?

• 19 feet

• 18 feet

• 17 feet

• 16 feet