Q3 Exam Review Additional

Which of the following measures CANNOT be determined from a box and whisker plot?

• Interquartile Range

• Mean

• Median

• Range

Last year, 2,376 people attended a summer music festival. This year, attendance was 2,950. What was the percent of change in attendance to the nearest whole percent?

• Increase of 24%

• Increase of 19%

• Decrease of 24%

• Decrease of 19%

Star Wars: Rogue One on bluray is $21 and it will be on sale for $14. What is the percent of change? (round to the nearest whole percent)

• A decrease of 15%

• A decrease of 33%

• A decrease of 10%

• A decrease of 32%

A building is 360 feet tall. On a scale drawing, 1/4 inch = 10 feet. What is the height of the building in the scale drawing?

• 15 in

• 9 in

• 7 in

• 13 in

Put in standard form: (5x + 3) - (2x - 5)

• 3x + 8

• 3x - 2

• 7x + 8

• 7x - 2

Put in standard form: (-4x + 3) + (-2x + 8)

• -6x + 11

• -2x + 11

• -2x + 5

• -6x - 5

A jewelry supply shop buys silver chains from a manufacturer for c dollars each, and then sells the chains at a 40% markup. Write an expression for the retail price of a silver chain.

• .6c
• .4c
• 1.4c
• $40

To find a discount of 30% off of a price of P, which expression should you use to find the final price? 

• 1.30P
• 0.30P
• 0.70P
• 1.70P

To find a discount of 15% off of a price of B, which expression should you use to find the final price?

• B - 0.85
• 0.85 + B
• 0.15B
• 0.85B

A jewelry supply shop buys silver chains from a manufacturer for c dollars each, and then sells the chains at a 40% markup. Write an expression for the retail price of a silver chain.

• .6c
• .4c
• 1.4c
• $40