Ratios, Fractions, and Percents

Write 7/9 as a percent.

• 77.8%

• 79%

• 7%

• 9%

Write 0.17 as a percent.

• 7%

• 17%

• .0017%

• 170%

Write 0.604 as a percent.

• 60.4%

• 604%

• 6.04%

• 0.064%

Is a ratio that compares a number to 100.  It means "per 100" or "out of 100".

• Percent

• Ratio Table

• Unit Rate

• Rate

A 6-foot tall person casts a 4-foot shadow. At the same time, a nearby tree casts a 12-foot shadow. How tall is the tree?

• 9 feet

• 18 feet

• 8 feet

• 12 feet

Answer explanation

The ratio of the person's height to their shadow length is the same as the ratio of the tree's height to its shadow length. Using this, the tree's height can be calculated as 6/4 * 12 = 18 feet.

The hair salon orders dye weekly. The ratio of blonde dye to brunette dye is 6:4. Which represents the amount of dye ordered that is blonde?

• 60%

• 40%

• 66.6...%

• 6%

The ratio of a quarterback's completed passes to attempted passes is 7 to 8. If he attempted 24 passes, how many did he complete?

• 21 passes

• 8 passes

• 3 passes

• 27 passes

The ratio of students to instructors at a prestigious law school is 15:4. If the school employs 120 instructors, then how many students total must it limit itself to enrolling in order to maintain this student-instructor ratio?

• 630

• 720

• 540

• 450

Write 0.06 as a percent.

• 6%

• 60%

• 0.6%

• 0.06%

Write 35% as a fraction IN SIMPLEST FORM.

• 35/100

• 7/20

• 3/5

• 5/3