Which of the following is a rational number?

Comparing Rational Numbers: Methods and Properties

Interactive Video
•

Ethan Morris
•
Mathematics
•
6th - 10th Grade
•
Hard
10 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
π/2
4/7
√2
8/0
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Why can't we divide by zero?
It results in a negative number
It results in infinity
It is undefined
It results in zero
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the result of cross multiplying 4/7 and 9/16?
63 and 64
28 and 36
36 and 49
64 and 63
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which method involves converting fractions to decimals for comparison?
Converting to decimals
Finding common denominators
Finding the average
Cross multiplication
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the common denominator for the fractions -3/5 and 5/9?
45
9
5
27
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which of the following is NOT a method for comparing rational numbers?
Finding common denominators
Finding the average
Cross multiplication
Converting to decimals
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the density property of rational numbers?
Rational numbers are always whole numbers
There are infinitely many rational numbers between any two rational numbers
There are a finite number of rational numbers between any two rational numbers
Rational numbers cannot be negative
8.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the first step in finding a number halfway between two rational numbers?
Multiply the two numbers
Subtract the two numbers
Divide the two numbers
Get a common denominator
9.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the reciprocal of 2?
1/2
1
2
1/4
10.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the average of 7/8 and 8/9?
8/8
1
15/17
127/144
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