October 22, 2009

Determine the value of x if 9:7 = x:42. a. 7 b. 21 c. 27 d. 54

October 22, 2009

Determine the value of x if 9:7 = x:42. a. 7 b. 21 c. 27 d. 54Determine the value of x if . a. 9 b. 14 c. 18 d. 32

October 22, 2009

A normal deck of playing cards has 52 cards in four suits (clubs, diamonds, hearts, and spades) of 13 cards each. Two of the suits are black and two of the suits are red. The ratio of red cards to the whole deck is a. 1:1 b. 1:2 c. 2:3 d. 2:4

October 22, 2009

Four students are running for student council president. Of 30 students polled, 15 chose Mike, 3 chose Patricia, 6 chose Brian, and the rest chose Karen. What is the ratio of votes for girls to votes for boys in the student council election? Express the ratio in lowest terms. a. 3:7 b. 7:3 c. 15:6 d. 21:9

October 22, 2009

Eric is able to stop 85% of the shots on goal. If he faces 27 shots on goal, how many goals would likely be scored on him? a. 3 b. 4 c. 9 d. 15

October 22, 2009

A stable has 39 horses available for trail rides. Of these horses, 26 are all brown, 8 are mainly white, and the rest are black. Express in lowest terms the ratio of brown horses to mainly white horses to black horses. a. 13:4:2 b. 13:4:5 c. 26:8:5 d. 39:26:8

October 22, 2009

A rapid transit train has 39 passengers on it as it starts its run. At the first stop 12 passengers get off and 18 passengers get on. What is the ratio of the number of passengers who were on the train as it arrived in the first station to the number who were on the train when it left the first station? Express your answer in lowest terms. a. 2:3 b. 13:15c. 18:12d. 27:39

October 22, 2009

A picture frame has a width to length ratio of 5:7. If the width of the photo is 9 cm, the length of the photo is a. 11 cm b. 12.6 cm c. 14 cm d.16 cm

October 22, 2009

A change purse contains two loonies, six quarters, seven dimes, four nickels, and five pennies. Compare the dimes to the pennies using a ratio. a. 2:3 b. 3:2 c. 4:5 d. 7:5

October 22, 2009

A survey of students in the school found that 144 had Motorola cell phones, 60 had Sony phones, 48 had Nokia phones, and 36 had LG phones.

What percent of all of the phones were Motorola? a. 14.4% b. 25% c. 50% d. 77%

October 22, 2009

Identify the missing number to make an equivalent fraction: . _________________________

October 22, 2009

In a group of 84 students surveyed, the ratio of student preference is seven oatmeal eaters to four granola eaters to three toasted O eaters.

Of the 84 students, how many prefer oatmeal? _________________________

Of the 84 students, how many prefer granola? _________________________

What percent (to one decimal place) of the group prefers toasted O’s? _________________________

October 22, 2009

Write each ratio in lowest terms. a) 8:32 b) 10:80 c) 5:125 d) 18:27

October 22, 2009

You have a bag with one white ball, six red balls, eight green balls, and three purple balls. In lowest terms, what is the ratio of red balls to the whole bag of balls?

October 22, 2009

Use the data in the table below to determine which sports teams have equivalent scored by to scored against ratios.

TeamScored by

Scored AgainstBaseball Team A

108

Basketball Team A11592

Hockey Team A64

October 22, 2009

In a student election Carol gets 60% of the votes. If there were 485 votes cast, how many votes did Carol get?