Gina checked 20 markers. 7 of them were working. What percent of her markers were not working? (a)  

• 65%
• 70%
• 35%
• 13%

Sally has 50 pencils. 38% of them have stripes. (a)   pencils have stripes.

• 19
• 20
• 21
• 22

George read 90% of the book. If he read 270 pages, how many pages are in the book? The total number of pages in the book is (a)   .

• 300
• 350
• 400
• 450

Karen was in a trivia contest and got 8 of the 10 questions correct. What percent of the questions did she get wrong? ​ (a)  

• 8%
• 80%
• 20%
• 2%

The floor tiles come in red, blue and black. There are 16 red, 5 blue and 4 black. (a)   percent of the tiles are black.

• 4%
• 16%
• 80%
• 25%

Frank walks to school 35% of the time. If there are 200 days in a school year, he walked to school (a)   days.

• 70
• 50
• 80
• 90

Joan walked 50 dogs this week. 40% of the dogs were brown. The number of brown dogs is (a)   .

• 20
• 15
• 25
• 30

55% of the cookies Joel baked had chocolate chips. If Joel baked 110 cookies with chocolate chips, he baked (a)   cookies in total.

• 200
• 150
• 250
• 300

The very large fish tank has 300 fish in it. 75% of the fish are guppies. The number of guppies in the tank is (a)   .

• 225
• 150
• 200
• 250

12 students have blue eyes. If there are 25 students in the class, what percent of the students do not have blue eyes is (a)   ?

• 12%
• 52%
• 25%
• 48%