Percentages, Unit Rates, & Constant Speed

What is 40% of 120?

• 4800
• 48
• .48

Twenty is 25% of what number? 

• 5
• 500
• 80

What is 75% of 200?

• 150
• 15000
• 2.6

Express 39% as a decimal. 

• 3.9
• 39.
• .39

Express .58 as a percentage. 

• .58 %
• 58/100
• 58%

If Henry scored a 90 on his quiz when he answered 9 problems correctly, how many questions were on his quiz originally? 

• 18
• 180
• 10

Eliza correctly answered 17 out of 20 questions correctly on her quiz.  Compute the percentage Eliza received as a grade. 

• 34%
• 85%
• 17%

What percent of 115 is 90?

• 103.5%
• 1.27%
• 78.2%

If apples cost $0.89 per pound and Jaimon purchases 5 pounds, what will be the total price Jaimon will pay for the apples? 

• $17.80
• $4.45
• $5.89

Marla went to Harvey's Supermarket and purchases ground beef and Candi went to Walmart Supermarket to purchase ground beef.  Marla paid $7.75 for 5 pounds of ground beef, and Candi paid $9.98 for 7 pounds of ground beef.  Compute the unit price to determine which customer go the better buy.

• Candi got the better buy. 
• Marla got the better buy.