Fill in the blanks.
(i) The smallest natural number is ...... .
(ii) The smallest whole number is ...... .
(iii) Division by ...... is not defined.
(iv) ...... is a whole number which is not a natural number.
(v)...... is a whole number which is not a natural number.
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Q3
Match the following.
Column-I
Column-II
(i)
The smallest whole number is
(p)
6
(ii)
The natural number that has no predecessor, is
(q)
0
(iii)
When 2 is added 3 times, to the smallest whole number gives
(r)
1
(i) (ii) (iii)
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Q4
The sum of the smallest natural number and the smallest whole number is ............
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Q5
Which of the following statements are true and which are false?
(i) Every whole number has its successor.
(ii) Every whole number has its predecessor.
(iii) 0 is the smallest natural number.
(iv) 1 is the smallest whole number.
(v) 0 is less than every natural number.
(vi) Between any two whole numbers there is a whole number.
(vii) Between any two non-consecutive whole numbers there is a whole number.
(viii) The smallest 5-digit number is the successor of the largest 4 digit number
(ix) Of the given two natural numbers, the one having more digits is greater.
(x) The predecessor of a two digit number cannot be a single digit number.
(xi) If a and b are natural numbers and a < b, than there is a natural number c such that a<b<c.
(xii) If a and b are whole numbers and a<b, then a+1< b+1.
(xiii) The whole number 1 has 0 as predecessor.
(xiv) The natural number 1 has no predecessor.