Percents
What is ALWAYS the denominator associated with a percent?
100
What is the word for a letter that stands in for a number?
Variable
The first step in a tape diagram problem is to draw boxes for the _______ ________ .
Basic ratio
Solve: x/4 = 33/22
x = 6
16 out of 20 6th graders prefer hot chips instead of regular chips. What percentage prefer hot chips?
80%
What percent of 95 is 19? (must write the symbol)
20%
Write in words the proper way to say 2:5.
Two to Five or 2 to 5
Ms. Jenson buys books for the class and books for herself in a ratio of 2:5. Draw boxes for this ratio.
class: (2 boxes)
herself: (5 boxes)
Solve: 2/g = 5/25
g = 10
In her garden, Kim plants 6 lima beans per row and 11 carrots per row. If she harvests 78 lima beans, how many carrots does she harvest? (must write the unit)
143 carrots
80% of what number is 12?
15
"Unit rate" means _____ _________ .
per one
40 cups
Solve: 4/9 = 2/t
t = 4.5
65% of students do not study prior to tests. If there are a total of 700 students, how many do not study for tests? (must write the unit)
455 students
What is 40% of 25?
10
What words means "an amount out of 100"?
percent
Pink paint is made by mixing 3 gallons white paint with 7 gallons red paint. How much of EACH is needed to make 60 gallons of pink paint?
white: 18 gallons, red: 42 gallons
Solve: 4/5 = w/3.1 (solve to two decimal places)
w = 2.48
A 6-pack of Dr. Pepper costs $5. How much is 1 can of Dr. Pepper? (solve to 2 decimal places?)
$0.83 or 83 cents
Write 85% as a decimal AND a fraction.
0.85, 85/100
DOUBLE POINTS IF YOU REDUCED THE FRACTION 17/20
A bag of M&Ms has 3 blue M&Ms and 10 green M&Ms. Write the ratio of blue to green M&Ms in TWO WAYS.
3:10, 3/10, 3 to 10
Solve this problem, show your work.
Santa's favorite cocoa recipe includes 7 marshmallows and 2 candy canes. If I have 13 candy canes, how many COMPLETE cups of cocoa can I make for Santa?
6 cups
(This is 12 candy canes. I can't make a 7th cup, because then I would need 14 candy canes.)
Set up and solve: Ned can buy 12 juice boxes for $4.80. At this price, how many can he buy with $24?
60 juice boxes
In Ms. Murdock's class, 17 of the 22 students dressed up for spirit day. What percent of the class is this? (solve to 2 decimal places)
77.27%