Express each ratio as a fraction in simplest form.
1. 18 pencils to 45 notebooks.
2. 42 chairs to 36 students
1
3. 8 yards to 4 feet
4. 4 minutes to 180 seconds
2
Express each rate as a unit rate. Round to the nearest tenth, if necessary.
5. 450 feet in 8 days
3
Express each rate as a unit rate. Round to the nearest tenth, if necessary
6. 86 inches for 3 costumes
4
Express each rate as a unit rate. Round to the nearest tenth, if necessary.
7. $3200 from 25 people
5
8. Charmaine can knit 15 rows in 22 minutes. How many full rows could she knit in 90
minutes?
6
Convert each rate using dimensional analysis. Round to the nearest hundredth if
necessary. Show all your work!
10. 45 gal./hr = _____________ qt./min.
7
Convert each rate using dimensional analysis. Round to the nearest hundredth if
necessary. Show all your work!
11. 12 mi./hr = ____________________ in./sec.
8
Solve each proportion. Show all your work!
9
10
Attachments
Pre­Algebra Review﴾6.1­6.5﴿.pdf