Ratios and Proportions
4/5 = 16/?
?= 20
Write 38% as a decimal
0.38
Find the least common multiple (LCM) of 6 and 8.
24
What is the median, mode, and range of the data set: 10, 9, 7, 10, 3?
Median: 9
Range: 7
Mode: 10
Convert: 3 feet = ___ inches
36 inches
Is this a proportion? (Use the cross multiplication trick)
7/21 = 4/12
Yes
84 = 84
Write 3/25 as a percent
12%
what is 34
81
Find the area of a triangle with base 10 cm and height 5 cm.
25cm2
Convert: 65 grams = ________ kilograms
0.065 Kg
If 4 pencils cost $2.00, how much will 12 pencils cost at the same rate?
$6.00
Round 3,587.286 to the nearest hundredth.
3,587.29
*answer simplified or mixed number, no improper fractions
2 1/4
The heights (in inches) of 5 students are: 60, 62, 65, 60, 63. What is the mean height?
62
A swimming pool holds 7,500 liters of water. How many milliliters is that?
7,500,000 ML
A recipe calls for 2 cups of flour for every 3 cups of sugar. How many cups of flour are needed for 9 cups of sugar?
6 cups of flour
Evaluate using distributive property: 5(3+2)
15+10 = 25
Divide: 134.25 by 2.1
Round to the nearest tenth
63.9
Find the surface area of a rectangular prism with sides 5 cm, 3 cm, and 2 cm
62cm2
What is the volume of a cube with side length 5 cm?
125cm3
A car travels 180 miles in 3 hours. What is the speed in miles per hour?
60mph
Multiply: 42×3642
152,964
Solve using PEMDAS: (6+2)×4÷2-23
8
A triangle has angles of 80° and 35°. What is the measure of the third angle?
And what type of triangle is this?
65 degrees
Acute
*RANDOM
Find the pattern: 2, 4, 8, 16, __, __
32,64