Ratios and Relationships
If 3 pencils cost $1.50, how much do 6 pencils cost?
$3.00
Find the area of a triangle with base 6 cm and height 4 cm.
12cm2
What is the value of -5 + 3?
-2
Simplify: 3(x + 4)
3x+12
What is the median of 3, 7, 5, 9, 1?
5
Write a ratio for 4 apples to 6 oranges.
4:6
4/6
What is the volume of a rectangular prism with sides 3 cm, 2 cm, and 5 cm?
30cm3
Plot -2 and 4 on a number line.
(show on whiteboard)
Solve for x: 2x + 5 = 11
x = 3
Find the mean of these numbers: 2, 4, 6, 8, 10.
mean=6
A recipe uses 2 cups of flour for 3 loaves of bread. How much flour is needed for 9 loaves?
6 cups of flour
Find the volume of the cube with a side length of 2 inches.
8inches3
Divide: 45 ÷ 1.5
30
Maria is baking cookies. Each tray holds 12 cookies. She has 3 trays. How many cookies can she bake at one time?
36 cookies
What is the mode of a data set?
The number or numbers that appear most often in a data set
*answers may vary
If 4 notebooks cost $6, how much do 10 notebooks cost?
$15
Find the area of a rhombus with the diagonal lengths of: 6 yards and 8 yards.
24 yards2
Which is warmer: -3°C or -8°C? Explain.
-3oC is warmer
(explanations vary)
A school has 180 students. If 3/5 of them ride the bus, how many ride the bus?
108
What is the range of the following data set:
33, 18, 22, 19, 19, 27, 30
range = 15
A factory makes 1,000 shoes in 5 hours. The factory is open for 10 hours each day. How many shoes can be made over the course of three days?
6,000 shoes in three days
A trapezoid has bases of 4 cm and 6 cm, and a height of 3 cm. Find the area.
15cm2
Find the quotient: 756 ÷ 12
63
A taxi charges $3 to start and $2 per mile. Write an equation and solve if the taxi drives for 11 miles.
$25
Plot the following data set:
25, 45, 30, 20, 40, 45, 50, 30, 25
(answers may vary on whiteboards)