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Jouer Froggy Jumps
1. What symbol do we use to denote the Natural Number?
A
N
B
M
C
Z
2. What term is used for positive numbers, including zero, without any decimal or fractional parts?
A
Natural numbers
B
Whole numbers
C
Integers
3. What symbol denotes the collection of all integers?
A
W
B
N
C
Z
4. What is the origin of the term "rational" in rational numbers represent?
A
Ratio
B
Rationalize
C
Rating
5. Which symbol is used to represent the collection of rational numbers?
A
R
B
Q
C
N
6. What can the maximum number of digits be in the repeating block of digits in the decimal expansion of 1/17?
A
6
B
8
C
16
7. Multiply 6√5 by 2√5:
A
120
B
12√10
C
60
8. Rationalizing the denominator of 1/√7-√6 gives
A
√7 + √6
B
√7+√6/1
C
√7 - √6
9. Classify the number (3 + √23 ) - √23 as :
A
Rational
B
Irrational
C
Natural
10. (3 + √23 ) - √23 is a
A
Irrational Number
B
Rational Number
C
None of the above