← Maths Olympiad mock test lesson New set →

Maths Olympiad Sample Paper (Practice)

Maths Olympiad topic 20: Maths Olympiad mock test · Set 113 · 40 questions
TalentJR

How to solve it (Spot the topic first): Read the question and name the topic: HCF/LCM, fractions, calendar, ratio, percentage, interest, average, equation or number theory. Use that lesson’s method; write small working on rough paper. Look at the options: rule out answers that are too big, too small or the wrong kind. Check your answer by working backwards when you can.

NameDateTime takenScore ___ / 40
  1. 1.If 9 pens cost ₹180, how much do 4 pens cost? (a) ₹175 (b) ₹100 (c) ₹720 (d) ₹80
  2. 2.A square has a perimeter of 28 cm. What is its area? (a) 28 sq cm (b) 64 sq cm (c) 14 sq cm (d) 49 sq cm
  3. 3.What is the simple interest on ₹10000 at 7% per year for 5 years? (a) ₹700 (b) ₹4200 (c) ₹3500 (d) ₹13500
  4. 4.What is the smallest number you must add to 82 to make it divisible by 8? (a) 5 (b) 6 (c) 2 (d) 7
  5. 5.If 7 January is a Wednesday, what day of the week is 18 January? (a) Saturday (b) Tuesday (c) Sunday (d) Monday
  6. 6.What is the value of the digit 3 in 35.812? (a) 0.03 (b) 30 (c) 3 (d) 0.3
  7. 7.A rectangle is 12 cm long and 2 cm wide. What is its area? (a) 28 sq cm (b) 14 sq cm (c) 36 sq cm (d) 24 sq cm
  8. 8.A shopkeeper buys a toy for ₹700 and sells it for ₹770. What is his profit percent? (a) 5% (b) 10% (c) 70% (d) 15%
  9. 9.₹9500 is invested at 6% per year simple interest. What is the amount after 2 years? (a) ₹10640 (b) ₹11210 (c) ₹10070 (d) ₹1140
  10. 10.Which is the greatest: 0.31, 0.3, 0.067, 0.273? (a) 0.31 (b) 0.3 (c) 0.067 (d) 0.273
  11. 11.If 2x − 4 = 16, what is x? (a) 20 (b) 11 (c) 6 (d) 10
  12. 12.Which fraction is greater: 1/9 or 1/3? (a) 1/9 (b) They are equal (c) 1/3
  13. 13.Which is the smallest: 0.021, 0.2, 0.23, 0.112? (a) 0.021 (b) 0.2 (c) 0.23 (d) 0.112
  14. 14.What is the smallest number you must add to 833 to make it divisible by 12? (a) 8 (b) 7 (c) 5 (d) 6
  15. 15.A batter has an average of 52 runs in 5 matches. How many runs are needed in the next match to raise the average to 56? (a) 56 (b) 60 (c) 76 (d) 24
  16. 16.Which fraction is greater: 7/8 or 3/10? (a) They are equal (b) 3/10 (c) 7/8
  17. 17.If 8x + 10 = 66, what is x? (a) 7 (b) 6 (c) 56 (d) 8
  18. 18.4/6 + 2/4 = ? (a) 5/4 (b) 13/12 (c) 7/6 (d) 3/5
  19. 19.What is the value of the digit 8 in 31.489? (a) 0.008 (b) 0.8 (c) 8 (d) 0.08
  20. 20.₹468 is shared between two friends in the ratio 5 : 8. How much is the bigger share? (a) ₹180 (b) ₹36 (c) ₹288 (d) ₹234
  21. 21.What is 1/2 of 4? (a) 3 (b) 1 (c) 2 (d) 4
  22. 22.What is the smallest number you must add to 170 to make it divisible by 11? (a) 7 (b) 5 (c) 6 (d) 8
  23. 23.Which fraction is greater: 2/3 or 7/8? (a) 2/3 (b) They are equal (c) 7/8
  24. 24.Two bells ring every 12 minutes and every 30 minutes. They ring together at 9:00. After how many minutes will they next ring together? (a) 42 min (b) 60 min (c) 360 min (d) 6 min
  25. 25.If 5 October is a Friday, what day of the week is 18 October? (a) Saturday (b) Wednesday (c) Thursday (d) Friday
  26. 26.Every pair follows the same rule: 5 : 32, 6 : 43, 9 : 88. What is 3 : ? (a) 30 (b) 17 (c) 15 (d) 16
  27. 27.What is the average of all the whole numbers from 31 to 51? (a) 10 (b) 41 (c) 42 (d) 20
  28. 28.Today is Friday. What day of the week will it be after 98 days? (a) Friday (b) Sunday (c) Saturday (d) Thursday
  29. 29.₹378 is shared between two friends in the ratio 4 : 5. How much is the bigger share? (a) ₹168 (b) ₹42 (c) ₹189 (d) ₹210
  30. 30.If 7 mangoes cost ₹63, how much do 8 mangoes cost? (a) ₹72 (b) ₹64 (c) ₹504 (d) ₹81
  31. 31.What is the average of 29, 27, 37, 38 and 54? (a) 37 (b) 39 (c) 38 (d) 36
  32. 32.What is the smallest number of sweets that can be shared equally among 18 children or among 21 children, with none left over? (a) 39 (b) 378 (c) 252 (d) 126
  33. 33.A square has a perimeter of 52 cm. What is its area? (a) 26 sq cm (b) 169 sq cm (c) 52 sq cm (d) 196 sq cm
  34. 34.A rectangle is 7 cm long and 6 cm wide. What is its perimeter? (a) 13 cm (b) 26 cm (c) 20 cm (d) 42 cm
  35. 35.What is the average of all the whole numbers from 16 to 42? (a) 30 (b) 29 (c) 13 (d) 26
  36. 36.What is the simple interest on ₹3000 at 11% per year for 3 years? (a) ₹330 (b) ₹3990 (c) ₹1320 (d) ₹990
  37. 37.If 5 pens cost ₹120, how much do 10 pens cost? (a) ₹264 (b) ₹240 (c) ₹125 (d) ₹1200
  38. 38.Every pair follows the same rule: 3 : 7, 8 : 62, 9 : 79. What is 2 : ? (a) 3 (b) 2 (c) 1 (d) 6
  39. 39.A square has a perimeter of 60 cm. What is its area? (a) 30 sq cm (b) 256 sq cm (c) 60 sq cm (d) 225 sq cm
  40. 40.7.54 + 1.9 = ? (a) 9.44 (b) 9.54 (c) 7.73 (d) 9.34

Answer key

  1. ₹80
  2. 49 sq cm
  3. ₹3500
  4. 6
  5. Sunday
  6. 30
  7. 24 sq cm
  8. 10%
  9. ₹10640
  10. 0.31
  11. 10
  12. 1/3
  13. 0.021
  14. 7
  15. 76
  16. 7/8
  17. 7
  18. 7/6
  19. 0.08
  20. ₹288
  21. 2
  22. 6
  23. 7/8
  24. 60 min
  25. Thursday
  26. 16
  27. 41
  28. Friday
  29. ₹210
  30. ₹72
  31. 37
  32. 126
  33. 169 sq cm
  34. 26 cm
  35. 29
  36. ₹990
  37. ₹240
  38. 2
  39. 225 sq cm
  40. 9.44

Free maths olympiad lessons, practice and worksheets at talentjr.in/maths-olympiad