Numbers - Exercise :: 1
Numbers - Exercise :: 1 // āĻ¸āĻāĻā§āĻ¯āĻž – āĻ āĻ¨ā§āĻļā§āĻ˛āĻ¨ā§ ā§§
1. 7 thousand + 7 ones = ? āĻĒā§ā§°āĻļā§āĻ¨ : ā§ āĻšāĻžāĻāĻžā§° + ā§ āĻāĻāĻ = ?
Ans / āĻāĻ¤ā§āĻ¤ā§° : 7007
Explanation / āĻŦā§āĻ¯āĻžāĻā§āĻ¯āĻž: 7000 + 7 = 7007, ā§ āĻšāĻžāĻāĻžā§° + ā§ = ā§ā§Ļā§Ļā§
2. Largest number of 4 digits is āĻĒā§ā§°āĻļā§āĻ¨: ā§Ē-āĻ
āĻā§āĻā§° āĻ¸ā§°ā§āĻŦāĻŦā§āĻšā§ āĻ¸āĻāĻā§āĻ¯āĻž āĻā§āĻ¨āĻā§ ?
Ans / āĻāĻ¤ā§āĻ¤ā§° : 9999
Explanation / āĻŦā§āĻ¯āĻžāĻā§āĻ¯āĻž: 4-digit numbers range from 1000 to 9999, ā§Ē-āĻ
āĻā§āĻā§° āĻ¸āĻāĻā§āĻ¯āĻž ā§§ā§Ļā§Ļā§Ļā§° āĻĒā§°āĻž ā§¯ā§¯ā§¯ā§¯āĻ˛ā§ āĻĨāĻžāĻā§āĨ¤
3. Number name for 13020 is ? āĻĒā§ā§°āĻļā§āĻ¨: ā§§ā§Šā§Ļā§¨ā§Ļ āĻ¸āĻāĻā§āĻ¯āĻžāĻā§ā§° āĻ¨āĻžāĻŽ āĻāĻŋ ?
Ans / āĻāĻ¤ā§āĻ¤ā§° : Thirteen thousand twenty, ā§§ā§Š,ā§Ļā§¨ā§Ļ = āĻ¤ā§ā§° āĻšāĻžāĻāĻžā§° āĻŦāĻŋāĻļ
Explanation / āĻŦā§āĻ¯āĻžāĻā§āĻ¯āĻž: 13020 = 13,000 + 20,
4. Numeral for forty thousand and fourteen is ?
Ans / āĻāĻ¤ā§āĻ¤ā§° : 40014
Explanation / āĻŦā§āĻ¯āĻžāĻā§āĻ¯āĻž: 40,000 + 14 = 40014
5. Predecessor (āĻĒā§ā§°ā§āĻŦā§ąā§°ā§āĻ¤ā§) of 5500 is ? āĻĒā§ā§°āĻļā§āĻ¨: ā§Ģā§Ģā§Ļā§Ļā§° āĻĒā§ā§°ā§āĻŦā§° āĻ¸āĻāĻā§āĻ¯āĻž āĻā§āĻ¨āĻā§ ?
Ans / āĻāĻ¤ā§āĻ¤ā§° : 5499
Explanation / āĻŦā§āĻ¯āĻžāĻā§āĻ¯āĻž: Predecessor = one less than the number
āĻĒā§ā§°ā§āĻŦā§° āĻ¸āĻāĻā§āĻ¯āĻž = āĻŽā§āĻ˛ āĻ¸āĻāĻā§āĻ¯āĻžā§° ā§§ āĻāĻŽ
6. Successor of 2099 is ? āĻĒā§ā§°āĻļā§āĻ¨: ā§¨ā§Ļā§¯ā§¯ā§° āĻĒāĻžāĻā§° āĻ¸āĻāĻā§āĻ¯āĻž āĻā§āĻ¨āĻā§ ?
Ans / āĻāĻ¤ā§āĻ¤ā§° : 2100
Explanation / āĻŦā§āĻ¯āĻžāĻā§āĻ¯āĻž: Successor = one more than the number. āĻĒāĻžāĻā§° āĻ¸āĻāĻā§āĻ¯āĻž = āĻŽā§āĻ˛ āĻ¸āĻāĻā§āĻ¯āĻžā§° ā§§ āĻŦā§āĻāĻŋ
7. Odd number succeeding 99 is ? āĻĒā§ā§°āĻļā§āĻ¨: ā§¯ā§¯ā§° āĻĒāĻžāĻā§° āĻŦāĻŋāĻā§ā§ āĻ¸āĻāĻā§āĻ¯āĻž āĻā§āĻ¨āĻā§ ?
Ans / āĻāĻ¤ā§āĻ¤ā§° : 101
Explanation / āĻŦā§āĻ¯āĻžāĻā§āĻ¯āĻž: Next odd number after 99 = 101. ā§¯ā§¯ā§° āĻĒāĻžāĻā§° āĻŦāĻŋāĻā§ā§ āĻ¸āĻāĻā§āĻ¯āĻž = ā§§ā§Ļā§§
8. Even number preceding 100 is ? āĻĒā§ā§°āĻļā§āĻ¨: ā§§ā§Ļā§Ļā§° āĻĒā§ā§°ā§āĻŦā§° āĻ¸āĻŽāĻ¸āĻāĻā§āĻ¯āĻž āĻā§āĻ¨āĻā§ ?
Ans / āĻāĻ¤ā§āĻ¤ā§° : 98
Explanation / āĻŦā§āĻ¯āĻžāĻā§āĻ¯āĻž: Previous even number before 100 = 98, ā§§ā§Ļā§Ļā§° āĻĒā§ā§°ā§āĻŦā§° āĻ¸āĻŽāĻ¸āĻāĻā§āĻ¯āĻž = ā§¯ā§Ž
9. Place value of 8 in 98765 is ? āĻĒā§ā§°āĻļā§āĻ¨: ā§¯ā§Žā§ā§Ŧā§Ģ āĻ¸āĻāĻā§āĻ¯āĻžāĻ¤ ā§Žā§° āĻ¸ā§āĻĨāĻžāĻ¨ āĻŽāĻžāĻ¨ āĻāĻŋāĻŽāĻžāĻ¨ ?
Ans / āĻāĻ¤ā§āĻ¤ā§° : 8000
Explanation / āĻŦā§āĻ¯āĻžāĻā§āĻ¯āĻž: 8 is in the thousands place → 8000, ā§¯ā§Žā§ā§Ŧā§ĢāĻ¤ ā§Ž āĻšāĻžāĻāĻžā§°ā§° āĻ¸ā§āĻĨāĻžāĻ¨āĻ¤ āĻāĻā§ → ā§Žā§Ļā§Ļā§Ļ
10. Roman numeral for 34 is ? āĻĒā§ā§°āĻļā§āĻ¨: ā§Šā§Ēā§° ā§°ā§āĻŽāĻžāĻ¨ āĻ¸āĻāĻā§āĻ¯āĻž āĻāĻŋ ?
Ans / āĻāĻ¤ā§āĻ¤ā§° : XXXIV
Explanation / āĻŦā§āĻ¯āĻžāĻā§āĻ¯āĻž: 30 = XXX, 4 = IV → XXXIV, ā§Šā§Ē = XXXIV
11. Hindu-Arabic numeral for XLVII is ? āĻĒā§ā§°āĻļā§āĻ¨: XLVIIā§° āĻšāĻŋāĻ¨ā§āĻĻā§-āĻā§°āĻŦāĻŋāĻ āĻ¸āĻāĻā§āĻ¯āĻž āĻāĻŋ ?
Ans / āĻāĻ¤ā§āĻ¤ā§° : 47
Explanation / āĻŦā§āĻ¯āĻžāĻā§āĻ¯āĻž: XL = 40, VII = 7 → 40 + 7 = 47, XLVII = ā§Ēā§
12. 8080 – 8 thousand eighty + 8 = ? āĻĒā§ā§°āĻļā§āĻ¨: ā§Žā§Ļā§Žā§Ļ – ā§Ž āĻšāĻžāĻāĻžā§° āĻāĻļā§ + ā§Ž = ?
Ans / āĻāĻ¤ā§āĻ¤ā§°: 8088
Explanation / āĻŦā§āĻ¯āĻžāĻā§āĻ¯āĻž: 8080 – 8000 = 80 → 80 + 8 = 88 → 8000 + 88 = 8088
13. 6606 is ___ than 6066 . āĻĒā§ā§°āĻļā§āĻ¨: ā§Ŧā§Ŧā§Ļā§Ŧ , ā§Ŧā§Ļā§Ŧā§Ŧā§° āĻā§ā§ā§ ___āĨ¤
Ans / āĻāĻ¤ā§āĻ¤ā§°: greater / āĻĄāĻžāĻā§°
Explanation / āĻŦā§āĻ¯āĻžāĻā§āĻ¯āĻž: 6606 > 6066, ā§Ŧā§Ŧā§Ļā§Ŧ ā§Ŧā§Ļā§Ŧā§Ŧā§° āĻā§ā§ā§ āĻĄāĻžāĻā§°
14. 9989 is ___ than 9998. āĻĒā§ā§°āĻļā§āĻ¨: ā§¯ā§¯ā§Žā§¯ ā§¯ā§¯ā§¯ā§Žā§° āĻā§ā§ā§ ___āĨ¤
Ans / āĻāĻ¤ā§āĻ¤ā§°: smaller / āĻ¸ā§°ā§
Explanation / āĻŦā§āĻ¯āĻžāĻā§āĻ¯āĻž: 9989 < 9998, ā§¯ā§¯ā§Žā§¯ ā§¯ā§¯ā§¯ā§Žā§° āĻā§ā§ā§ āĻ¸ā§°ā§
15. Smallest 3-digit number is ? āĻĒā§ā§°āĻļā§āĻ¨: āĻ¸ā§°ā§āĻŦāĻ¨āĻŋāĻŽā§āĻ¨ ā§Š-āĻ
āĻā§āĻā§° āĻ¸āĻāĻā§āĻ¯āĻž āĻā§āĻ¨āĻā§ ?
Ans / āĻāĻ¤ā§āĻ¤ā§°: 100
Explanation / āĻŦā§āĻ¯āĻžāĻā§āĻ¯āĻž: 3-digit numbers start from 100, ā§Š-āĻ
āĻā§āĻā§° āĻ¸āĻāĻā§āĻ¯āĻž ā§§ā§Ļā§Ļā§° āĻĒā§°āĻž āĻā§°āĻŽā§āĻ āĻšā§
16. Largest 6-digit number is ? āĻĒā§ā§°āĻļā§āĻ¨: āĻ¸ā§°ā§āĻŦāĻŦā§āĻšā§ ā§Ŧ-āĻ
āĻā§āĻā§° āĻ¸āĻāĻā§āĻ¯āĻž āĻā§āĻ¨āĻā§ ?
Ans / āĻāĻ¤ā§āĻ¤ā§°: 999999
Explanation / āĻŦā§āĻ¯āĻžāĻā§āĻ¯āĻž: 6-digit numbers range from 100000 to 999999, ā§Ŧ-āĻ
āĻā§āĻā§° āĻ¸āĻāĻā§āĻ¯āĻž ā§§ā§Ļā§Ļā§Ļā§Ļā§Ļā§° āĻĒā§°āĻž ā§¯ā§¯ā§¯ā§¯ā§¯ā§¯āĻ˛ā§ āĻĨāĻžāĻā§
17. Largest even number is ? āĻĒā§ā§°āĻļā§āĻ¨: āĻ¸ā§°ā§āĻŦāĻžāĻ§āĻŋāĻ āĻ¸āĻŽāĻ¸āĻāĻā§āĻ¯āĻž āĻā§āĻ¨āĻā§ ?
Ans / āĻāĻ¤ā§āĻ¤ā§°: There is no largest even number / āĻ¸ā§°ā§āĻŦāĻžāĻ§āĻŋāĻ āĻ¸āĻŽāĻ¸āĻāĻā§āĻ¯āĻž āĻ¨āĻžāĻ
Explanation / āĻŦā§āĻ¯āĻžāĻā§āĻ¯āĻž: Even numbers go on infinitely → no largest number, āĻ¸āĻŽāĻ¸āĻāĻā§āĻ¯āĻž āĻ
āĻ¸ā§āĻŽ → āĻ¸ā§°ā§āĻŦāĻžāĻ§āĻŋāĻ āĻ¸āĻŽāĻ¸āĻāĻā§āĻ¯āĻž āĻ¨āĻžāĻ