Name
Date
Class
Practice C
LESSON
10-4 Multiplying and Dividing Rational Expressions
Multiply. Simplify your answer.
9rt ____
10r
1. ____
4
27t
5r
12 ________
a3
_______
2. 6a
2
3a a
4a 2 8a
2
2m
3. ________
(m 16)
5m 20
p3
3p 15
4. _______
__________
2
p 25 p 2 p 6
5
2
Divide. Simplify your answer.
4
2 3
x y
x z
5. ___5 ____
3z
9y 2z
2
8n 8 (2n 3 6n 2 8n)
6. __________
10n 10n 2
7. At the town fair, Jillian is in charge of pulling two winning tickets
out of a box containing tickets for a prize drawing. There are 12
more tickets from female entrants than from male entrants.
a. If the same person cannot win twice, write and simplify
an expression that represents the probability of Jillian
picking a female winner, then a male winner.
b. If the same person can win twice, write and simplify
an expression that represents the probability of Jillian
picking a female winner, then a female winner.
c. What is the probability that Jillian pulls two female winning
tickets if the same person can win twice, and if there
are 25 tickets from female entrants before her first pick?
Round to the nearest hundredth.
Copyright © by Holt, Rinehart and Winston.
All rights reserved.
33-40_a107c10.indd 35
35
Holt Algebra 1
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