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International Mathematics Olympiad : 5th Std:chapter 1- Number sense

Today we going to solve questions based on numbers ,place value in the Indian and International system

1) Smallest whole and natural number are respectively_____.

a) 1,2      b) 0,1       c) 2,1          d) 10,9

2) Greatest five digit number that can be formed using 7,9,0,5,2 is_______.

a) 79052           b) 90752         c) 97520         d) 97052

3) Smallest six digit number that can be formed using 9,2,6,0,3,1
is ________.

a) 012369        b) 102369       c) 106239      d) 103269

4) Ten million= _________.

a) 10 crore        b) 1 crore        c) 100 crore          d) 10000

5) Ten lakh = _________.

a) 10 million        b) 1million       c)100 million    d) 10 crore

6) Largest 7 digit number is_______.

a) 8887776       b) 9999888       c) 9999999      d) 9876532

7) The Smallest 8 digit number is________.

a) 00000001       b) 10000000      c) 1000011      d) 12345678

8) 73,52,39,621 has _________ crores.

a) 73         b) 52          c) 39         d) 5

9) Place value of 5 in 1,57,278 is _______.

a) million  b) fifty thousand   c) hundred million   d)ten thousand

10) Which of following correctly shows 24358999 according to Indian place value chart ?

a) 24,35,899,9                 b)24,35,89,99
c)2,43,58,999                   d)243,589,99

11) Which of the following correctly shows 185367249 according to International place value chart?

a) 1,853,672,49              b)18,536,724,9
c) 185,367,249               d) 18,53,67,249

12) Eighty five crore, three lakh, fifty five thousand, thirty nine is same as ________.
a) 85,03,55,039          b)85,03,55,39     c) 8,53,55,39     d)8,53,00,539

Answer
1) b.   2) c      3) b       4) b       5) b       6) c   7) b     8) a      9) b
10) c      11) c      12) a      13) a       14) b 

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