Quarterly Exam Review

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

Is this table proportional?

• Yes
• No

The number of trees and the number of apples are given in the table above.  Determine which statement below is correct.

• The table is not proportional because the unit rate is not constant.
• The table is proportional and the unit rate is 1/13
• The table is proportional and the unit rate is 13.
• The table is not proportional because it doesn't pass through the origin.

The regular price of a scooter is $65.50. It is on sale for $52.40. What is the percent decrease from the regular price to the sale price of the scooter? 

• 35%
• 25%
• 30%
• 20%

Mrs. Ciampa had 27 students in her class last year and this year she had 30 students in her math class. What is the percent of change?

• 24%
• 20%
• 11%
• 50%

Of the 520 students in Grady Elementary, 65% ride the bus. How mnay students ride the bus?

• 338 students

• 65 students

• 500 students

• 585 students

• 455 students

Martin's class has 28 students in it. 25% of those students are home sick today. How many students are home sick?

• 4 students

• 11 students

• 13 students

• 7 students

What is 98% of 254?

• 247.93
• 248.92
• 248.99
• 244.33

$279 for 9 concert tickets. Find the cost per ticket.

• $31

• $39

• $2,511

• $34