The sum of all two digit odd numbers is

Updated on May 31, 2025 | By Learnzy Admin

  • (a) 2475
  • (b) 2455
  • (c) 3475
  • (d) 2470
2475
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More Questions on Arithmetic Progression

  1. Find the value of m so that m + 2, 4m – 6 and 3m – 2 are three consecutive terms of an AP.
  2. How many multiples of 4 lie between 10 and 250? Also find their sum.
  3. In an A.P., if the 6th and 13th terms are 35 and 70 respectively, find the sum of its first 20 terms.
  4. The 4ᵗʰ term of an A.P. is zero. Prove that the 25ᵗʰ term of the A.P. is three times its 11ᵗʰ term.
  5. If seven times the 7th term of an A.P. is equal to eleven times the 11th term, then what will be its 18th term?
  6. Find the sum of all natural numbers that are less than 100 and divisible by 4.
  7. The sum of all two digit odd numbers is
  8. If p, q, r and s are in A.P. then r – q is
  9. If the sum of three numbers in an A.P. is 9 and their product is 24, then numbers are
  10. Which term of the A.P. 3, 8, 13, 18, … is 78?
  11. The 21st term of AP whose first two terms are -3 and 4 is:
  12. If 17th term of an A.P. exceeds its 10th term by 7. The common difference is:
  13. The number of multiples of 4 between 10 and 250 is:
  14. 20th term from the last term of the A.P. 3, 8, 13, …, 253 is:
  15. The sum of the first five multiples of 3 is:
  16. If the 2nd term of an AP is 13 and the 5th term is 25, then its 7th term is
  17. Which term of the AP: 21, 42, 63, 84,… is 210 ?
  18. A person saves ₹500 in the first month and increases savings by ₹100 every month. How much does he save in the 12th month?
  19. A ladder has rungs placed at equal distances. If the first rung is at 15 cm and the last at 120 cm, with 10 rungs, find the distance between two consecutive rungs.
  20. If a train travels 5 km in the first minute and increases speed by 2 km per minute, how much distance will it cover in 20 minutes?
  21. The sum of first 16 terms of the AP: 10, 6, 2,… is