Mastering Adding and Simplifying Rational Expressions

Quiz
•
English, Mathematics
•
8th Grade
•
Hard
+2
Standards-aligned
Anthony Clark
FREE Resource
10 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
A recipe requires 3/4 cup of sugar and 1/2 cup of brown sugar. What is the total amount of sugar needed in a single rational expression?
5/4
1/2
2/3
3/2
Tags
CCSS.HSA.APR.D.7
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
A car travels 1/3 of a mile in 1/4 hour. How can you express the speed of the car as a rational expression?
1/3
1/4
3/4
4/3
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
If a tank can be filled by 1/5 of a pipe in one hour and 1/3 of another pipe in one hour, how long will it take to fill the tank using both pipes together?
3 hours
1 hour
1.875 hours
2.5 hours
Tags
CCSS.HSA.CED.A.1
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
A gardener has 2/3 of a bag of fertilizer and buys another 1/4 of a bag. How much fertilizer does the gardener have now as a simplified rational expression?
11/12
5/6
3/4
1/2
Tags
CCSS.7.NS.A.1C
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
A recipe calls for 1/2 cup of oil and 1/3 cup of vinegar. What is the total amount of liquid needed in a single rational expression?
1/2
2/3
3/4
5/6
Tags
CCSS.HSA.APR.D.7
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
A cyclist travels 2/5 of a mile in 1/10 hour. What is the cyclist's speed expressed as a rational expression?
4
10
5
2
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
If a water tank is filled at a rate of 1/6 of the tank per hour and emptied at a rate of 1/4 of the tank per hour, what is the net rate of filling the tank as a rational expression?
-1/12
-1/4
1/2
1/12
Tags
CCSS.HSA.APR.D.7
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