1.5.3: Exercises
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Section 1.5.2 Exercises
- Solve:
- 25=6x
- 2x9=310
- x12=23
- 49x=1013
- n5=1620.
- Find a unit rate: You bought 10 pounds of potatoes for $4.
- Find a unit rate: Joel ran 1500 meters in 4 minutes, 45 seconds.
- Which is the more economical purchase: 32 oz of detergent for $6.29 or 48 oz of the same detergent for $8.29?
- Solve the proportion.
- 325=x3000
- 58=200x
- A student scored 32 out of 40 on a practice exam and 12 out of 15 on the actual exam. Did the student do better on the practice exam or on the actual exam?
- A soft drink is sold in a six-pack of plastic bottles holding 101.4 fl oz for $2.69. The same soft drink can be purchased in a 12-pack of cans containing 144 fl oz for $3.79. Which is the better buy?