Percent Quiz Review

Mason looked at a jar of M&M's.  He estimated there were 1015 M&M'S in the jar.  There were actually 900 M&M's in the jar.  What was Mason's percent of error when he made his prediction?

• 2% error

• 133 percent error

• 1.3 % error

• 13% error

Find the total cost.  $20 meal; 9% sales tax; 20% gratuity after the sales tax has been added

• $ 1.80

• $ 4.00

• $26.16

Sally got 22 questions wrong on her quiz that had 40 questions on it. What is the percentage of the questions she got wrong?

• 45%

• 55%

• 32%

• 95%

In a class of 30 kids, 3 forgot to get their report cards signed. What percent is that?

• 3%

• 30%

• 10%

• 70%

There are 20 questions in a test and you get 75% correct. How many questions do you get right ?

• 15

• 12

• 10

• 5

In a class of 50 students, 40 % are girls. Find the number of girls in the class?

• 22 girls

• 20 girls

• 19 girls

• 12 girls

75 students received a coupon. These students represent 5% of the total students at Seven Lakes JH. How many total students attend Seven Lakes JH?

• 1,600 students

• 1,000 students

• 1,500 students

• 1,200 students

Terri plans to jog 10 laps around a track. Each lap is 80 yards. So far, Terri has run 320 yards. What percentage of the total has Terri completed?

• 4%

• 40%

• 30%

• 10%

Which set of numbers is equivalent to 25%?

• 25, 1/4

• 1/5, .25

• .25, 2/5

• 1/4, .25

What is 60% of 50?