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1,000,000 500,000 250,000 125,000 64,000 32,000 16,000 8,000 4,000 2,000 1,000 500 300 200 100

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Click to return to question, Cont-P to switch to the pen, cross out two incorrect answers, then Cont-A to switch back to pointer.

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Click to return to the question and poll the class

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click on this oval to return to question and ask a friend

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A. From 80 to 64 C. From 72 to 108 B. From 120 to 54 D. From 2 to 1.3 Tell which of these is an example of a percent increase.

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Back to Board C. From 72 to 108

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A. 20% decrease C. 25% increase B. 25% decrease B. 25% decrease D. 20% increase D. 20% increase Find the percent change from 8 to 10.

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Back to Board C. 25% increase

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A. 6 C. 30 B. 26 D. 20.6 Find the result when 20 is increased by 30%.

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Back to Board B. 26 Back to Board

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A. 18 C. 180 B. 30 D. 24 What is 30% of 60?

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Back to Board A. 18

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A. 25 boys C. 15 boys B. unable to answer D. 9 boys The ratio of boys to girls in a classroom are 3:5 respectively. There are 15 girls in the class. How many girls are in the class?

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Back to Board D. 9 boys

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A. 58 seconds per feet C. 58 feet per second B. 174 feet per second D. 58 feet An Ostrich can run 174 feet in 3 seconds. Find the unit rate.

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Back to Board C. 58 feet per second

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A. $1.05 C. $105 per lb. B. $1.05 per lb. D. $1.05 per 6 lbs. It costs $6.30 to mail a 6 lb. package. Find the unit rate.

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Back to Board B. $1.05 per lb.

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A. 15 inches C. 150 inches B.1.5 inches D. 15 feet Ron has a model car. The scale of the model to the actual car is 1:10. The length of the model car is 15 inches. How long is the actual car?

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Back to Board C. 150 inches

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A. x = 133.33 C. x = 7.5 B. x = 1200 D. x = 75

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Back to Board D. x = 75

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A. 2250 % C. 22.5 % B. 40 % D. 45% What percent of 75 is 30?

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Back to Board B. 40 %

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A. principal C. interest B. parenthesis D. problem I = PRT What does the P stand for?

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Back to Board A. principal

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A. $0.52 C. $5.19 B. $5.20 D. $39.85 Estimate a 15% tip on a check for $34.65.

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Back to Board B. $5.20

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A. $34.56 C. $345.60 B. $3.46 D. $3,456 After 9 months, what is the simple interest earned on an investment of $1200 at 3.2%. Find the interest.

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Back to Board C. $345.60

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A. $38.60 C. $3.86 B. $92.64 D. $57.90 A pharmacy discount card gives the user 40% off prescriptions. Mr. Allens cholesterol medication normally costs $96.50. What is the final price with the discount card?

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Back to Board D. $57.90

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A. 6.25 % C. 6 % B. 3 % D. 6.5 % A car is traveling at an average speed of 44 mph. How long will it take the car to travel 99 miles? San Franciscos bay Area Rapid Transit sells $48 tickets at a discount price of $45. What is the percent discount?

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A. 6.25 %

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