Percents Ratios and Rates

The fire department responded to 48 emergencies last week. At 5 of every 20 locations the fire fighters were forced to cut through window bars to get inside. At how many locations did the fire fighters have to cut through window bars last week?

• 12

• 40

• 60

• 15

Of the 620 students enrolled at Kendall Intermediate School, 30% are 6th grade students. What is the total number of 6^th grade students at Kendall Intermediate School?

• 434

• 207

• 186

• 200

There are 12 beads on Mrs. Hatch’s bracelet. Eight of the beads are purple, and four of the beads are gray. What percent of the beads are purple?

• 8%

• 66 2/3%

• 33 1/3%

• 75%

Juan has track practice every afternoon. On Monday he will run a total of 12 laps around the track. Each lap measures 400 meters. If Juan has run 2,880 meters so far, what percent of the total distance has he completed?

• 60%

• 40%

• 6%

• 4%

Tickets to an event were sold on four days. The graph below shows the percentage of the total tickets sold each day. If 70 tickets were sold on Wednesday, what was the total number of tickets sold?

• 280

• 700

• 140

• 100

Mrs. Cameroon earns $1,200 each week. The graph below shows her weekly budget based on her income. Which of the following is NOT true?

• Mrs. Cameroon will spend $96 on fuel this week.

• Mrs. Cameroon will spend $250 on groceries this week.

• Mrs. Cameroon will spend $492 on rent this week.

• Mrs. Cameroon will spend $72 on utilities this week.

In a classroom of 30 kids there are 18 girls and 12 boys. What is the ratio of girls to boys?

• 3:2

• 9:15

• 2:3

• 6:15

Soda is on sale 4 packs for $10. What is the unit rate? (i.e. how much is each pack)

• $4.10

• $2.50

• $1.67

• $0.40

What is 20% of 80?

• 16

• 8

• 64

• 28

One slice of pizza had 4 olives, 2 pieces of pepperoni, 2 onions and 3 mushrooms. What is the ratio of pepperoni to onions on this slice?

• 4:3

• 2:3

• 1:1

• 4:1