Identify Rational And Irrational Numbers Question Preview (ID: 15806)
Rational And Irrational Numbers.
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Which number is rational
a) Square root of 5
b) 0.12131415....
c) 2/3
d) Pi
Rational numbers cannot...
a) Go on forever
b) Repeat
c) be negative
d) go on forever without repeating
Which number is irrational?
a) Square root of 3
b) 7/9
c) 9/500
d) -0.9
All square roots are irrational except
a) Natural squares
b) Neat squares
c) Lovely squares
d) Perfect squares
The first 5 perfect square numbers are:
a) 1,2, 3, 4, and 5
b) -1, -2, -3, -4, -5,
c) 2,4, 6, 8, 10
d) 1, 4, 9, 16 and 25
Which number is rational?
a) -80000
b) Square root of 8
c) Pi
d) 0.01022033304444.....
Rational numbers include everything except
a) integers
b) fractions
c) decimals
d) non-repeating, never ending decimals
A fraction can be made into a decimal by:
a) adding 0 to the top number
b) by dividing the numerator by 7
c) by dividing the numerator by the denominator
d) by putting the decimal over 1000
Which of the following is a rational number?
a) 1/3 + 1/3
b) Square root of 7
c) Pi
d) Square root of 25 minus the square root of 3
Which number is irrational
a) -0.999....
b) 9.99999
c) 9.99991
d) 0.9123456......
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