Pre-Algebra Ratios and Proportions Exam

Determine whether each pair of ratios forms a proportion

• Proportion

• Not a Proportion

Determine whether each pair of ratios forms a proportion

• Proportion

• Not a Proportion

Solve the proportion.

• k=5

• k=3.3333333

• k=60

• k=90

• 1
• 3

Two quantities are in a ​ (a)   if the two quantities vary and have a constant ratio between them.

• proportional relationship

• proportional

• unit rate

• nonproportional

• constant of proportionality

• a

• b

• c

• d

When two ratios are equal they are .

(a)  

• Proportional

• Ratio

• Rate

• Unit Rate

Two quantities are ​ (a)   if the ratios comparing them are equivalent.

• proportional

• nonproportional

• constant of proportionality

• proportion

• a

• b

• c

• d

A class is attended by 16 boys and 32 girls. Write the ratio of GIRLS to BOYS as a fraction in SIMPLEST FORM.