# Knowing Our Numbers

32. Make the smallest four digit number by using any one digit twice by 0,4,9

• (A) 0049
• (B) 4009
• (C) 0449
• (D) 4049

31. When one is added to the greatest four digit number what is the result?

• (A) Greatest 5 digit number
• (B) Smallest 5 digit number
• (C) Greatest 4 digit number
• (D) Smallest 4 digit number

30. Which is greatest and smallest 4 digit number.

• (A) 10000, 9999
• (B) 1000, 99999
• (C) 9999, 1000
• (D) 9999, 10000

29. Make the greatest and the smallest four digit number using any four-digits number with digit 5 always at thousand place

• (A) 5986, 5012
• (B) 5987, 5012
• (C) 5999, 5000
• (D) 5789, 5120

28. If 1 is added to the greatest seven-digit number, it will be equal to

• (A) 10 thousand
• (B) 1 lakh
• (C) 10 lakh
• (D) 1 crore

27. When 1 is subtracted from smallest 5 digit number what is the result?

• (A) Smallest 4 digit number
• (B) Greatest 4 digit number
• (C) Greatest 5 digit number
• (D) Smallest 5 digit number

26. Identify the greatest and the smallest in 2853, 7691, 9999, 12002, 124

• (A) 12002,124
• (B) 9999,124
• (D) 7691,124
• (E) 2853,124

25. Which pair has same digits at hundreds place

• (A) 4232, 4331
• (B) 2334, 2340
• (C) 6524, 7823
• (D) 5432, 6922

24. The number 58963 rounded off to nearest hundred is

• (A) 58900
• (B) 59000
• (C) 58990
• (D) 59800

23. When rounded off to nearest thousands, the number 85642 is

• (A) 85600
• (B) 85700
• (C) 85000
• (D) 86000

22. The greatest number which on rounding off to nearest thousands gives 5000, is

• (A) 5001
• (B) 5559
• (C) 5999
• (D) 5499

21. Which of the following numbers in Roman numerals is incorrect?

• (A) LXXX
• (B) LXX
• (C) LX
• (D) LLX

20. Which among LXXV, LXXIV, LXXVI and LXXX is bigger?

• (A) LXXV
• (B) LXXIV
• (C) LXXVI
• (D) LXXX

19. Which among the following is correct?

• (A) LIV > LVI
• (B) LIV < LVI
• (C) LIV = LVI
• (D) None of these

18. Which of the following numbers in Roman Numerals is incorrect?

• (A) LXII
• (B) XCI
• (C) LC
• (D) XLIV

17. Which of the following is meaningless?

• (A) XIII
• (B) XIX
• (C) XVV
• (D) XL