Ratios & Proportional Relationships
The ratio of campers to counselors at a summer camp is 8:1, which means _______________.
8 campers for 1 counselor
Write an integer to describe the situation:
$57 is deposited into a checking account
57
Write a numerical expression for:
add 7 and x
7+x
Find the area of a rectangle with the length of 3 ft and the width of 7 ft.
21 ft2
Determine whether the following is a statistical question.
How many miles do students travel to school?
Yes
True
The price for 4 pounds of bananas is $3, which is a rate of _____ per pound.
$0.75
75 cents
What is the opposite of the opposite of -78?
-78
Find the Greatest Common Factor of 18 and 60.
6
How is (8,6) different than (-8,6)?
DOUBLE JEOPARDY
The ordered pairs reflect over the y-axis.
Rachel works part-time at a coffee shop. Her weekly paychecks in January are
$87.00, $96.00, $84.25, and $100.75.
Find the median of her paychecks.
$91.50
A student gets 17 out of 20 questions correct on a test. What percent of questions did the student get correct?
85%
342 x 0.25 =
85.5
Write a numerical expression for:
the sum of 3 and 5, divided by x
(3+5) / x
Find the area of a triangle with the base of 7 in and a height of 11 in.
38.5 in2
The following represents the number of M&M's in different bags of Valentine's candy.
12, 16, 17, 11, 15, 19
What is the range?
8
A classroom has 2 teachers and 22 students, which is a rate of _____ and means:
1:11
1 teacher for every 11 students
A piece of carpet has an area of 1/2 square yard and a length of 3/4 yard. What is the width of the piece of carpet?
DOUBLE JEOPARDY
2/3 yards
36
If the point (2,-3) is reflected over the y-axis, then it will be in quadrant _____.
III
Dan surveys his class to determine the number of siblings they have. His results are as follows:
2, 3, 2, 1, 0, 2, 1, 1, 0, 3, 4, 1
What is the mean of the data?
1.66...
It takes 2 hours to travel 30 miles by bike. How long will it take to travel 105 miles?
7 hours
How much coffee will each teacher get if 3 teachers share 1/2 pound of coffee?
1/6 pound of coffee
Write 97 in expanded form.
9 x 9 x 9 x 9 x 9 x 9 x 9
A refrigerator box measures 9 feet by 5 feet by 5 feet. Sam decides to fill up the box halfway with trash. How much space will the trash take up? (Draw a picture to help.)
DOUBLE JEOPARDY
112.5 ft3
Dean would like to have an average of 86 in his math class. There are four assignments with the following grades: 82, 93, 75, 82. What grade will Dean need to make on the last assignment to meet his goal?
98