Lessons 1-10
Waldo rode his bike for three hours at 18 miles per hour. How far did Waldo ride?
54 miles
Write 0.625
a) as a reduced fraction
b) as a percent
a) 5/8
b) 62.5%
Multiply: 2/3 x 3/4 x 4/5
2/5
A circle has radius 8 feet. Find the circumference of the circle. Leave in terms of pi.
16 pi ft
The dimensions of Paco's swimming pool are 3 meters deep, 20 meters wide, and 30 meters long. What is the volume of Paco's pool?
1800 m3
Subtract: 429 - 924
-495
Find 3ny when n = 10 and y = 5
150
Write 3/11 as a decimal.
0.27 (both digits repeating)
Expand: -6(3k - 5v + 4)
-18k + 30v - 24
Use these three letters: X Y Z
a) Which letter does not have reflective symmetry?
b) Which letter does not have rotational symmetry?
a) Z
b) Y
Jeff bought six gallons of milk for the pancake breakfast. How many quarts is that?
24 qt
Solve by inspection: 3x + 9 = 30
x = 7
Divide: 27/0.3
90
a) Add: (-8) + (-12)
b) Subtract: (-8) - (-12)
a) -20
b) 4
The legs of a right triangle measure 9 cm and 12 cm. Find the length of the hypotenuse.
15 cm
Each box contains 30 books. Each book contains 12 pages. How many pages are in 2 boxes?
720 pages
a) Add: 1 1/3 + 2 1/4
b) Subtract: 3/4 - 7/12
a) 3 7/12
b) 1/6
Factor: 9y + 18
9(y + 2)
Combine like terms: m^2 + 7m + 9 + 3m^2 - 2m - 9
4m^2 + 5m
Write the prime factorization of 300.
2 x 2 x 3 x 5 x 5
How much money is 2/3 of $96?
$64
How much is a 15% tip for a meal that cost $32?
$4.80
Multiply: 2/3 x 2 1/4 x 1 4/5
2 7/10
Solve for n: 6/8 = n/12
n = 9
The names and ages of 5 people are listed below. Find the mean age of the people:
Jacqueline: 15
Blake: 27
Denise: 19
Aaron: 28
Timothy: 31
24