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Background images courtesy of abc.com 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 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. Click to return to the question and poll the class click on this oval to return to question and ask a friend Tell which of these is an example of a percent increase. A. From 80 to 64 B. From 120 to 54 C. From 72 to 108 D. From 2 to 1.3 C. From 72 to 108 Back to Board Find the percent change from 8 to 10. A. 20% decrease B. 25% decrease C. 25% increase D. 20% increase C. 25% increase Back to Board Find the result when 20 is increased by 30%. A. 6 B. 26 C. 30 D. 20.6 B. 26 Back Back to to Board Board What is 30% of 60? A. 18 B. 30 C. 180 D. 24 A. 18 Back to Board 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? A. 25 boys B. unable to answer C. 15 boys D. 9 boys D. 9 boys Back to Board An Ostrich can run 174 feet in 3 seconds. Find the unit rate. A. 58 seconds per feet B. 174 feet per second C. 58 feet per second D. 58 feet C. 58 feet per second Back to Board It costs $6.30 to mail a 6 lb. package. Find the unit rate. A. $1.05 B. $1.05 per lb. C. $105 per lb. D. $1.05 per 6 lbs. B. $1.05 per lb. Back to Board 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? A. 15 inches B.1.5 inches C. 150 inches D. 15 feet C. 150 inches Back to Board A. x = 133.33 B. x = 1200 C. x = 7.5 D. x = 75 D. x = 75 Back to Board What percent of 75 is 30? A. 2250 % B. 40 % C. 22.5 % D. 45% B. 40 % Back to Board I = PRT What does the P stand for? A. principal B. parenthesis C. interest D. problem A. principal Back to Board Estimate a 15% tip on a check for $34.65. A. $0.52 B. $5.20 C. $5.19 D. $39.85 B. $5.20 Back to Board After 9 months, what is the simple interest earned on an investment of $1200 at 3.2%. Find the interest. A. $34.56 B. $3.46 C. $345.60 D. $3,456 C. $345.60 Back to Board A pharmacy discount card gives the user 40% off prescriptions. Mr. Allen’s cholesterol medication normally costs $96.50. What is the final price with the discount card? A. $38.60 B. $92.64 C. $3.86 D. $57.90 D. $57.90 Back to Board A carFrancisco’s is traveling at Area an average speed of 44 San bay Rapid Transit sells mph. How long it takeprice the car to travel 99 $48 tickets at awill discount of $45. What miles?discount? is the percent A. 6.25 % C. 6% B. 3 % D. 6.5 % A. 6.25 % Sorry, try again! Thanks for playing!