Tip and Tax
A t-shirt costs $20. There is a 10% discount.
How much money do you save?
$2
x+7=12
x=5
Use the distributive property to simplify:
4(x+3)
4x+12
A car travels 120 miles in 3 hours.
What is the unit rate in miles per hour?
40 miles per hour
Find the volume of a cube with side lengths of 4 cm.
64 cm3
A meal costs $15. You leave a 20% tip.
How much is the tip?
$3
x−9=14
x=23
Use the distributive property to simplify:
7(y-2)
7y-14
You pay $12 for 4 movie tickets.
What is the cost per ticket?
$3 per ticket
Find the surface area of a cube with side lengths of 5 in.
150 in2
A video game costs $40. There is a 5% sales tax.
How much is the sales tax?
$2
4x=28
x=7
Use the distributive property to simplify:
−2(a+5)
-2a-10
A faucet fills 18 gallons of water in 6 minutes.
What is the unit rate in gallons per minute?
3 gallons per minute
A rectangular prism has a length of 8 ft, width of 3 ft, and height of 2 ft.
Find the volume.
48 ft3
A pair of shoes costs $60. The store offers a 25% discount.
What is the final price after the discount?
$45
x/6=8
x=48
Magic Trick:
Think of a number, add 4, then multiply the result by 2.
Write an expression to represent this.
2(x+4) OR 2x+8
A runner jogs 15 miles in 2.5 hours.
What is the runner’s speed in miles per hour?
6 miles per hour
A rectangular prism has a length of 6 cm, width of 4 cm, and height of 3 cm.
Find the surface area.
108 cm2
A restaurant bill is $48. There is 8% sales tax, and you leave a 15% tip on the original bill.
What is the total amount you pay?
$59.04
-3x=27
x=9
Magic Trick:
Think of a number, subtract 3, then multiply the result by 5.
Write an expression to represent this.
5(x-3) OR 5x-15
At a grocery store, 8 apples cost $5.60.
What is the cost per apple?
$0.70 per apple
A rectangular prism has a length of 10 yd, a width of 4 yd, and a height of 3 yd.
Find the surface area.
164 yd2