﻿ Free Maths Olympiad (CMO) Sample Paper for Class 1 (PDF)

# CREST Mathematics Olympiad Class 1 Sample Paper

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## Syllabus:

Section 1: Numerals, Number Names, Number Sense (2 digit numbers), Addition, Subtraction, Lengths, Weights and Comparisons, Time, Money, Geometrical Shapes and Solids, Patterns.

Achievers Section: Higher Order Thinking Questions - Syllabus as per Section 1

 Q.1 Which of these objects is the lightest in weight?
 Q.2 Arrange these trees in increasing order of their heights:
 Q.3 Look at the image given below and subtract:
 Q.4 At what time will Sil have his lunch?
 Q.5 Which of these is odd one out?
 Q.6 How many more rectangles are there than circles?
 Q.7 Identify the correct number statement:
 Q.8 How much will Roh pay for a cricket bat of \$65 and a cricket ball of \$25?
 Q.9 There are 80 flowers in the park comprising roses, lilies, and marigolds. If there are 25 roses and 40 lilies, find the number of marigolds.
 Q.10 Number name for 214 is:

 Q.1 c Q.2 c Q.3 d Q.4 b Q.5 c Q.6 a Q.7 a Q.8 a Q.9 a Q.10 c

## Maths Olympiad Questions For Class 1

1. Number name of 20 is__________.

a) Twentty
b) Twennty
c) Tweny
d) Twenty

2. What comes after 11 and before 18?

a) 14
b) 18
c) 19
d) 2

3. 50 minutes + 10 minutes =?

a) two hours
b) 60 hours
c) 60 seconds
d) one hour

4. Ankit has 50 pencils. He gave 20 pencils to Monty and 10 pencils to Mohit. How many pencils are left with him?

a) 20
b) 10
c) 40
d) 30

5. Which activity can be done in 1 minute?

a) Painting a wall
b) Sharpening a pencil
c) Playing football
d) Going to school

6. A bag of rice weighs 3 kg. How much do 6 bags of rice weigh?

a) 18 kg
b) 24 kg
c) 15 kg
d) 17 kg

7. Mohit gave \$20 to the shopkeeper. He returned \$5. What is the cost of the pencil?

a) \$10
b) \$15
c) \$25
d) \$16

8. What comes just before 101?

a) 99
b) 100
c) 101
d) 102

9. Reena is taller than Pawan but she is shorter than Raj. Who is the tallest?

a) Raj
b) Pawan
c) Reena
d) None of these

10. Which subtraction sentence gives the same value as 10-2?

a) 12-2
b) 12-4
c) 10-4
d) 15-5

11. 2 tens + 0 ones = ________

a) 10
b) 12
c) 16
d) 20

12. How many hours are in a day?

a) 12
b) 24
c) 30
d) 60

13. Pick the number that comes between 72 and 74.

a) 70
b) 71
c) 73
d) 75

14. Out of these which gives an answer smaller than 5?

a) 3 – 1
b) 4 + 2
c) 8 + 2
d) 2 + 7

15. Rohit wants to see 29 movies in a month. He has seen 12 movies. How many more movies does he have to see?

a) 22
b) 20
c) 17
d) 18

16. 45, 46, 47, _____, 49, 50, _____.

a) 48 and 50
b) 48 and 51
c) 47 and 51
d) None of these

17. A cycle store has 58 cycles. 32 cycles were sold in one week. How many cycles remained in the store?

a) 25
b) 26
c) 27
d) 28

18. Manoj had 112 bookmarks. He gives some bookmarks to his friends, he had 13 bookmarks left. How many bookmarks did he give away?

a) 110
b) 125
c) 99
d) 130

19. A rectangle has ________ sides.

a) 2
b) 4
c) 5
d) 6

20. Which of the following is the heaviest?

a) 12 kg of rice
b) 24 kg of sugar
c) 13 kg of apples
d) 34 kg of wheat

21. Which number will come next in the pattern?

2, 4, 6, 8, 10, 12, __?

a) 13
b) 14
c) 15
d) 16

22. A frog is standing on number 8. It jumps two steps forward and then three steps backward. Where does it stand now?

a) 8
b) 7
c) 10
d) 6

23. A rabbit has 4 legs. A duck has 2 legs. How many legs do 3 rabbits and 8 ducks have altogether?

a) 17
b) 28
c) 32
d) 38

24. What is the numeral of twenty nine?

a) 29
b) 51
c) 41
d) 89

25. 6 hundreds 3 tens 2 ones – 3 hundreds 2 tens 6 ones = ____.

a) 306
b) 360
c) 603
d) 305

26. 52 + 10 = ________.

a) 62
b) 72
c) 55
d) 39

27. Mona bought 45 candies. She gave 22 cookies to her sister. How many candies are left with her?

a) 42
b) 23
c) 50
d) 43

28. Which of these number names represents 101?

a) One hundred
b) One hundred eighteen
c) One hundred and ten
d) One hundred and one

29. 23 ____ 19

a) =
b) <
c) >
d) None of these

30. Subtract the following: 19 tens and 4 ones – 15 tens and 2 ones.

a) 2 tens and 2 ones
b) 3 tens and 2 ones
c) 4 tens and 2 ones
d) 5 tens and 2 ones

Answer: 4 tens and 2 ones

31. There are 5 dogs. 3 cats join them. How many animals are there in total?

a) 6
b) 8
c) 5
d) 7

32. Pick the number that comes between 72 and 74

a) 70
b) 71
c) 73
d) 75

33. Which among the following is the heaviest object?

a) Iron
b) Knife
c) Apple
d) Flower

34. There are 7 pigeons on a tree. 10 doves join them. How many birds are there on the tree?

a) 16
b) 17
c) 18
d) 15

35. Jack has two Rs. 50 note and 2 ten rupees note. How much money does Jack have?

a) Rs. 100
b) Rs. 110
c) Rs. 120
d) Rs. 130

36. Rohit picks 268 oranges. Mohit picked 57 fewer oranges than Rohit. How many oranges did Mohit pick?

a) 211 oranges
b) 210 oranges
c) 215 oranges
d) 311 oranges

37. If the cost of 2 eggs is Rs. 8, then find the cost of 3 eggs.

a) Rs. 16
b) Rs. 12
c) Rs. 10
d) Rs. 18

38. How many months are there in a year?

a) 12
b) 11
c) 13
d) 10

39. Which one of the following numbers is more than 16 tens?

a) 158
b) 185
c) 138
d) 145

40. Raj had 25 balloons. He distributed 12 balloons among his friends. How many balloons remained with him?

a) 16
b) 18
c) 9
d) 13

41. Find the number series which is based on the counting of 3.

a) 3, 6, 9, 12, 15
b) 3, 4, 5, 6, 7, 8
c) 3, 9, 18, 97, 81
d) 2, 4, 6, 8, 10, 12

Answer: 3, 6, 9, 12, 15

42. Sonia bought 45 candies. She gave 22 cookies to her sister. How many candies are left with her?

a) 42
b) 23
c) 50
d) 43

43. Meena has 2 notes of \$20. Sony has 5 notes of \$10. Who has more amount?

a) Sony
b) Meena
c) Both are equal
d) Cannot Say

44. Which of the following is greatest?

a) 196
b) 241
c) 305
d) 460

45. Which one of the following is correct?

a) 1+1=11
b) 1×1=11
c) 1×0=10
d) 1×1=1

46. Which of the following arrangements is less than (7+5) but more than (7+3)?

a) 6+5
b) 8+3
c) 9+2
d) All of these

47. Weights of things are generally expressed in ____.

a) Meters
b) Liters
c) Grams and kilograms
d) Kilometers

48. Aaha spent Rs 35.70 on a ball and Rs 50.30 on a toy car. How much did he spend altogether?

a) Rs. 80
b) Rs. 85
c) Rs. 58
d) Rs. 86

49. What will come in place of the question mark (?) in the number series given below?
63, 67, 71, 75, 79, __?

a) 82
b) 83
c) 81
d) 84

50. Which one of the following is equal to nine ones?

a) 5
b) 7
c) 9
d) 11