Ratios and Rates
What do we call a rate that is simplified so that it has a denominator of one unit?
A unit rate
Two angles are supplementary. One of these angles measures 30 degrees. What is the measure of the other angle?
150 degrees
You cannot add or subtract fractions without ________.
Like denominators or Common denominators
What is the value of 5^2 + 8^2?
89
_____ _____ contain the same variables to the same powers *
Like Terms
If there are 80 pencils and 100 pens, what is the ratio of pens to pencils? *
100:80 or equivalent
Christina's car drives 480 miles using 12 gallons of gas. How many miles can she drive using 8 gallons of gas?
320 miles
Add: 3 1/4 + 7 1/5
10 9/20
Krista has drawn a Patrick on my board how many times? *
Four times
x + x + x(x) *
2x + x^2
Which is the better buy? 5 pounds of ham for $2.49, or 7 pounds of ham for $3.59?
5 pounds of ham for $2.49
Marcio has 6 hats, 4 shirts, and 3 pairs of sneakers. How many different outfits can he make?
72 outfits
Name the fourth president of the United States.
James Madison
(-1) + 10 + (-18) *
-9
(7v - 9) - (6v + 9) *
v - 18
Mark is spreading mulch in his yard. He spreads 4 and 2/3 square yards in 2 hours. How many square yards can he mulch per hour?
(express your answer as a mixed number)
2 and 1/3 square yards
The most abundant monosaccharide, a subcategory of carbohydrates, this sugar is mainly made by plants and most algae during photosynthesis from water and carbon dioxide, using energy from sunlight. Its chemical structure is C6H12O6
Glucose
Tim has 3 1/4 pounds of sugar. His friend Bill has 1/2 as many pounds as Tim. How many pounds of sugar does Bill have?
13/8 or 1 5/8
What is the absolute value of -8(-2) +10(-2)?
4 (it must be positive)
(1/5)h + a + n + n + a + h *
6/5h +2a +2h
Doug entered a canoe race. He rowed 3 and 1/2 miles in 1/2 of an hour. How many miles can he row in 2/3 of an hour?
(Express your answer as a mixed number)
4 and 2/3 miles
James needs to select a president, vice president, and treasurer out of 12 different students. How many different ways can he select these three positions?
1320 different ways
Emily has 6 1/2 ounces of olive oil. She uses 1/5 of an ounce every time she makes a loaf of banana bread. How many loaves can she make before running out of oil?
32.5 or 32 full loaves
1/2(3/8 + 2) x 16
3
10.90xy^2 - 9.52m + 25(8.75xy^2 - 4.3m) *
229.65xy^2 - 117.02m