

Exploring Rational Expressions: Addition and Subtraction
Interactive Video
•
Mathematics
•
6th - 10th Grade
•
Practice Problem
•
Hard
Olivia Brooks
FREE Resource
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10 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the formula for arranging 10 unique books on a shelf?
10 times 9
10 squared
10 factorial
10 plus 9
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How do you calculate the arrangements for the word 'ocean'?
5 squared
5 times 4
5 factorial
5 plus 4
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What formula is used when letters in a word can repeat?
n factorial minus the product of repeats
n factorial plus the product of repeats
n factorial times the product of repeats
n factorial over the product of factorials of repeats
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How many arrangements are there for the word 'grammar' considering repetitions?
360
630
720
504
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
For the word 'Mississippi', how is the permutation calculated considering repetitions?
11 factorial minus the product of factorials of repeats
11 factorial plus the product of factorials of repeats
11 factorial times the product of factorials of repeats
11 factorial divided by the product of factorials of repeats
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the arrangement formula for flags of different colors on flagpoles?
Total factorial divided by the factorial of repeats for each color
Total factorial times the factorial of repeats for each color
Total factorial minus the factorial of repeats for each color
Total factorial plus the factorial of repeats for each color
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the formula for circular permutations?
(n + 1) factorial
(n - 1) factorial
(n - 1) squared
n factorial
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