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WorksheetsReview Project
Total questions: 22
Worksheet time: 11mins
Name
Class
Date
1.
What do we call a comparison between two or more quantities?
a)
Ratio
b)
congruent realtionship
c)
similar ratio
d)
numerical ratio
2.
Equivalent Ratios can be formed by_______
a)
adding the ratio by any number
b)
subtracting the ratio by any number
c)
dividing the ratio by any number
d)
multiplying the ratio by any number
3.
A relationship is proportional if it can be described with equivalent ratios
a)
True
b)
False
4.
A table can be used to show a proportional relationship between quantities
a)
True
b)
False
5.
What is a commission rate?
a)
earnings based on a total amount of sales
b)
earnings based on a percentage of the total
6.
You make a banner 6 ft long to hang behind the desk at the animal shelter. Your friend makes a banner 6 yd long to hang out in the outside of the building. What is the ratio of the length of your banner to the length of your friends's banner as a fraction in simplest form
a)
1/3
b)
1/2
c)
2/3
d)
4/6
7.
A lobster molts, or sheds its shell, 20 times over a period of 5 years. How many times per year does the lobster molt?
a)
The lobster molts 4 times per year
b)
The lobster molts 7 times per year
c)
The lobster molts 4/1 times per year
d)
The lobster molts 6 times per year
8.
You paid $2.50 for 5 apples. What is the equation of the total cost y of buying x apples?
a)
A. y=5x
b)
B. y=2.5x
c)
C. y=2x
d)
D. y=0.5x
9.
How can you tell if a graph shows a proportional relationship between two quantities?
a)
the graph will be a straight line that passes through the origin
b)
the graph will have any type of line that passes through the origin
10.
Percents help to communicate and compare information. The percent equation helps to describe proportional relationships in the real world.
a)
True
b)
False
11.
A real estate agent sold a house for $345,000. Her commission rate is 3%. How much did the real estate agent earn on the house?How much did the seller make on the house?
a)
A. $345 and $344,655
b)
B. $1,035 and $343,965
c)
C. $10,350 and $334,650
d)
D. $103,500 and $241,500
12.
A homeowner owes the electric company $72.45. She pay $57.50. What is the simplified expression to model this situation?
a)
-72.45+57.50= -14.95
b)
72.45+57.50= 14.95
13.
How would you explain the meaning of subtracting negative numbers to someone who had never heard of it?
a)
Adding a negative means increasing the negatives. Subtracting a negative means decreasing the negatives
b)
Adding a negative means decreasing the negatives. Subtracting a negative means increasing the negatives
14.
In 1911, the temperature in Rapid City, South Dakota, dropped at a rate of 3.1 Fahrenheit. The temperature took place in just 15 minutes. Whats the change in temperature?
a)
-46.5 F
b)
-56.6 F
c)
45.8 F
d)
78.0 F
15.
Can the product of reciprocals ever be equal to -1?
a)
Yes
b)
No
16.
Hilary estimated that there were about 130 shoppers at her store. There were actually 135. What her percent error?
a)
3.7%
b)
3.9%
c)
4.9%
d)
3.8%
17.
What is two and forty-four hundredths written a mixed in simplest form?
a)
2 5/9
b)
2 11/25
c)
2 4/9
d)
2 4/10
18.
Expand 3(2x+4)
a)
4x=12
b)
6x+12
c)
2x+6
d)
8x+12
19.
factor 6x+30
a)
6 x (x+5)
b)
6x=5
c)
6x x 5
d)
6x= x+5
20.
What is a variable?
a)
a letter that represents an unknown value
b)
a term that only contains a number
21.
What is the difference between a constant and a coefficient?
a)
A constant is a term that only contains a number and a coefficient is the number part of a term that contains a variable
b)
a constant is the number part of a term that contains a variable and a coefficient is a term that only contains a number
c)
none of the above
d)
Both
22.
When you subtract two algebraic expressions , you distribute the minus sign as you remove the parentheses
a)
True
b)
False
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