Answers to Sample Questions from CREST Olympiads:
| Q.1 | a | Q.2 | d | Q.3 | c | Q.4 | c | Q.5 | b | Q.6 | c | Q.7 | a | Q.8 | d | Q.9 | a | Q.10 | a |
Maths Olympiad Questions For Class 4
1. Which of the following cannot be qualified as a valid roman numeral?
a) CDXXX
b) CDXIV
c) CDXXV
d) CDV
Answer: CDXXX
2. 28, 35, 42, 49 and 56 are all multiples of which number?
a) 7
b) 3
c) 12
d) 8
Answer: 7
3. If ‘flower’ is called ‘tree’, ‘tree’ is called ‘red’, ‘red’ is called ‘gold’, ‘gold’ is called ‘white’, then with which of the following items, jwellery is made?
a) Tree
b) Red
c) White
d) Flower
Answer: White
4. If A = 2, B = 3, C = 4, ___
What is the answer to the sum B + E in the above order?
a) I
b) J
c) G
d) H
Answer: H
5. What is the value of four in the number? 890,465
a) 4
b) 4,000
c) 400
d) 40
Answer: 400
6. Fill in the blank:
345 × 42 _____ 281 × 45
a) <
b) >
c) is equal to
d) Can not be determined
Answer: >
7. Which pair of numbers best completes the mathematical statement given below?
13 + – 7 =
a) 8 and 13
b) 8 and 14
c) 9 and 18
d) 9 and 14
Answer: 8 and 14
8. Fill in the blank
186 + 6 ____ 3 = 849
a) 9
b) 4
c) 7
d) None of these
Answer: 7
9. Roman numerals XL is same as:
a) 100 + 40
b) 60 – 10
c) 100 – 40
d) 100 – 60
Answer: 100 – 60
10. What is the value of four in the number? 890,465
a) 4
b) 4,000
c) 400
d) 40
Answer: 400
11. Which one of the following is a prime number?
a) 21
b) 64
c) 49
d) 53
Answer: 53
12. Fill in the blank:
The difference of CCCXLVII and CLXVIII is ________
a) CLXXIX
b) CLXIX
c) CLX
d) CLIX
Answer: CLXXIX
13. 13 : 91 :: 131 : ?
a) 931
b) 943
c) 917
d) 931
Answer: 917
14. What number should come in the blank to make the given number sentence correct? 555 = 5 ×_____
a) 100
b) 55
c) 111
d) 11
Answer: 111
15. Fill in the blank:
The correct expanded form of forty-five thousand four hundred and fifty-nine will be ___________
a) 40,000 + 5,000 + 40 + 59
b) 45,000 + 400 + 50 + 9
c) 45,000 + 5,000 + 400 + 50 + 9
d) 40,000 + 5,000 + 400 + 50 + 9
Answer: 40,000 + 5,000 + 400 + 50 + 9
16. Find the number which has 4 hundreds, 15 tens and 25 ones.
a) 535
b) 557
c) 575
d) 775
Answer: 575
17. There were 3856 trees in a forest. In another forest, there were 4795 trees. How many more trees were there in the second forest?
a) 930
b) 939
c) 1689
d) 1600
Answer: 939
18. Which of the following is an incorrect match?
a) XLVIII = 48
b) LX = 60
c) XCIV = 94
d) CD = 600
Answer: CD = 600
19. Letter ‘Z’ has _____ lines of symmetry.
a) 1
b) 0
c) 2
d) 5
Answer: 1
20. The greatest odd factor of 30 is ___
a) 3
b) 36
c) 15
d) 18
Answer: 15
21. Raman has 8 boxes of mangoes. There are 5 mangoes in each box. Which one of the following options shows the total number of mangoes?
a) 8 + 5
b) 8 - 5
c) 8 x 5
d) 8 - 5
Answer: 8 x 5
22. You are the eighth in a line to swing at the playground. If every person ahead of you swings for 5 minutes. How long will you wait to swing?
a) 5 minutes
b) 13 minutes
c) 35 minutes
d) 40 minutes
Answer: 35 minutes
23. A teacher brings a bag of crayons to distribute to her class of 40 children. If she plans to give 1 set of 8 crayons to each child and have no extra crayons in the bag, then how
many crayons should be there in the bag?
a) 48
b) 320
c) 49
d) 40
Answer: 320
24. If, in a certain code language, the word MONTY is written as YTNOM, then how will you write the word ANDROMEDA in that language?
a) ADEMORDNA
b) RDNAOADEM
c) ADEMORDNA
d) ADEORMDNA
Answer: ADEMORDNA
25. Write the Roman Numeral for 1176.
a) MXXVI
b) MLXXVIC
c) MCILXX
d) MCLXXVI
Answer: MCLXXVI
26. Find all the factors of 12.
a) 2, 3, 4, 6
b) 1, 2, 3, 4, 6
c) 1, 2, 4, 6, 12
d) 1, 2, 3, 4, 6, 12
Answer: 1, 2, 3, 4, 6, 12
27. How do you write 5,104 using words?
a) Five thousand, one hundred four
b) Five thousand, four hundred two
c) one thousand, four hundred twenty four
d) Five thousand, four hundred one
Answer: Five thousand, one hundred four
28. If Maya takes 20 minutes to walk from home to school, then at what time she will leave her home to reach school at 8:10 a.m.?
a) 7:00 a.m.
b) 7:10 a.m.
c) 7:50 a.m.
d) 8:00 a.m.
Answer: 7:50 a.m.
29. Which one of the following is the smallest odd 3-digit number?
a) 100
b) 105
c) 103
d) 101
Answer: 101
30. Anil ran a race in 160 seconds. He ran 32 seconds faster than Amit. How long did Amit take to run the race?
a) 2 minutes 1 seconds
b) 2 minutes 37 seconds
c) 3 minutes 12 seconds
d) 3 minutes 30 seconds
Answer: 3 minutes 12 seconds
31. What is the remainder when 16 + 16 + 16 + 16 is divided by 4?
a) 16
b) 4
c) 2
d) 0
Answer: 0
32. Which one of the following numbers is in ascending order?
a) 767<717<771
b) 771<717<767
c) 717<771<767
d) 717<767<771
Answer: 717<767<771
33. There are _____ tens in 36520.
a) 12
b) 36
c) 365
d) 3652
Answer: 3652
34. Which one of the following is the 11th multiple of 11?
a) 111
b) 211
c) 121
d) 112
Answer: 121
35. There are 3 rows of strawberry plants. Each row has 6 plants. How many strawberry plants are there in all?
a) 9
b) 18
c) 22
d) 24
Answer: 18
36. What is 1/10 written as a decimal?
a) 1.0
b) 0.01
c) 0.001
d) 0.1
Answer: 0.1
37. What is the smallest 5-digit number formed by using 3, 1, 9, 7 and 4?
a) 13749
b) 13479
c) 13497
d) 14379
Answer: 13479
38. Which of the following is a factor of 380?
a) 0
b) 11
c) 38
d) 10
Answer: 10
39. Which is not a prime number?
a) 15
b) 18
c) 28
d) 8
Answer: 8
40. Rohan is 18th from the either end of the row of boys. How many boys are there in the row?
a) 26
b) 32
c) 36
d) 35
Answer: 35
41. 4 × 4 × 20 × 20 = 80 × ___
a) 80
b) 640
c) 120
d) 240
Answer: 80
42. If there are 8 pens in each box, how many pens are in 80 boxes?
a) 80
b) 8
c) 640
d) 540
Answer: 640
43. Jyoti bought a notebook for ?75 and a pencil for ?47. She gave ?150 to the cashier. How much money did Jyoti receive in change?
a) ?52
b) ?22
c) ?78
d) ?28
Answer: ?28
44. What is the place value of the 2 in the following number? 5,328,475
a) Thousands
b) Millions
c) Ten Thousands
d) Hundreds
Answer: Ten Thousands
45. Mr. Varma bought 8 boxes of pens. There are 12 pens in each box. What is the total number of pens Mr. Varma bought?
a) 72
b) 108
c) 56
d) 96
Answer: 96
46. How would you write four thousand forty two in numeral?
a) 4402
b) 4204
c) 4042
d) None of these
Answer: C
47. 2 × 2 × 5 shows factorization of which number?
a) 10
b) 12
c) 20
d) 100
Answer: 20
48. (60 ÷ 5) × 4 =
a) 12
b) 20
c) 48
d) 69
Answer: 48
49. Find the next term in the number series given below :
7, 14, 21, 28, 35, 42, ?
a) 54
b) 49
c) 64
d) 50
Answer: 49
50. Reverse of 173 is 371 and that of 251 is 152. Find the reverse of 131.
a) 113
b) 311
c) 131
d) 331
Answer: 131
Practicing Maths Olympiad questions is the best weapon for cracking CREST Mathematics Olympiad exams or any other competitive exam for class 4 students. The Maths Olympiad sample papers for class 4 include topic-wise questions for a thorough understanding and practice for the actual test. Candidates are repeatedly told to consider referring to sample papers and developing their knowledge based on the CREST Olympiads' designed practice papers to gain an advantage in the competition. The more a student practices sample papers, the more perfection they achieve.
The CREST Mathematics Olympiad previous years’ question papers for class 4 are available on the website for direct downloads. Students can also find the solutions given for each sample which can also be downloaded and checked for free. Candidates can cross-check their answers from the solutions given to analyze their performance and preparation for the exam. Hence, candidates must practice sample papers regularly for scoring top marks in the CREST Mathematics exam.
