CBSE Class 3 Mathematics IMO Olympiad MCQs with Answers Set D

MATHEMATICS

Question. Find the successor of the largest 3-digit number.
A. 999
B. 1001
C. 998
D. 1000
Answer : D

Question. Ritu has 126 red beads and 272 blue beads. She bought 248 black beads. How many beads does she have in all?
A. 466
B. 646
C. 546
D. 150
Answer : B

Question. Two cricketers Sachin and Saurav scored 684 and 648 runs respectively. Who scored the least number of runs and by how much?
A. Sachin, 36 runs
B. Saurav, 35 runs
C. Saurav, 36 runs
D. Sachin, 38 runs
Answer : C

Question. Find the number of hours in a year, if it is not a leap year.
A. 8760
B. 8848
C. 8652
D. 8784
Answer : A

Question. The value of 4 kg 980 g + 3 kg 980 g is same as __________.
A. 4 kg 611 g – 2 kg 450 g
B. 2 kg 151 g + 4 kg 452 g
C. 4 kg 652 g + 4 kg 308 g
D. 3 kg 388 g + 4 kg 490 g
Answer : C

Question. In the word "CALCULATOR", what fraction of letters are consonants?
A. 4/10
B. 7/10
C. 6/10
D. 5/10
Answer : C

Question. Which of the following abacuses shows the number greater than 1800 ?

Answer : D

Question. 50 tins of coffee can be packed in 5 boxes. How many boxes will be required to pack 150 tins of coffee?
A. 20
B. 15
C. 25
D. 30
Answer : B

Question. Find the difference between the face value and the place value of 3 in 2392.
A. 270
B. 297
C. 92
D. 300
Answer : B

Question. What fraction of the given figure is unshaded?

A. 2/5
B. 4/5
C. 3/5
D. 1/5
Answer : C

Question. Sunita bought 200 marbles. She gave 67 marbles to Ravi and 75 marbles to Kusum. How many marbles will be left with her?
A. 140
B. 160
C. 68
D. 58
Answer : D

Question. 50 bottles of juice were ordered for a party. 4 bottles were not used. How many people came to the party, if each person drank two bottles?
A. 23
B. 46
C. 28
D. 54
Answer : A

Question. Deepak walks 5 km every morning. Every evening, he walks 3 km 725 m. How much distance does he cover in a week?
A. 6 km 75 m
B. 61 km 75 m
C. 61 km
D. 8 km 725 m
Answer : B

Question. The hour hand of a clock makes ______ rounds in one day.
A. 2
B. 1
C. 4
D. 3
Answer : A

Question. Which of the following is CORRECT?
A. The smallest four-digit number is 1001.
B. The greatest four-digit number is 9998.
C. The smallest four-digit number using different digits is 1023.
D. The greatest four-digit number using different digits is 9875.
Answer : C

Question. Jatin has 35 chocolates. He divided equally among 5 children. What fraction of chocolates received by each child?
A. 1/7
B. 7.35
C. 1.35
D. None of these
Answer : B

Question. Find the difference between the least and the greatest four-digit numbers formed by using the digits 5, 2, 3 and 0 (each digit used only once).
A. 2385
B. 5835
C. 3285
D. 2358
Answer : C

Question. Ajay has ₹ 1000 and he bought a radio for ₹ 780, a belt for ₹ 75 and a pair of socks,for ₹ 46. Find the amount of money left with him.
A. ₹ 198
B. ₹ 911
C. ₹ 188
D. ₹ 99
Answer : D

Question. There is a bouquet of 12 flowers. 4 flowers are to be put in each vase. How many vases will be needed?

A. 2
B. 8
C. 3
D. 5
Answer : C

Question. Raman and his brother have together saved ₹ 95 from their pocket money to buy a present for their mother's birthday. If Raman has saved ₹ 48, then how much did his brother save?
A. ₹ 47
B. ₹ 74
C. ₹ 143
D. ₹ 53
Answer : A

Question. Which of the following is arranged in ascending order?
A. 5798, 5897, 5789, 5978, 5987
B. 5789, 5798, 5897, 5987, 5978
C. 5789, 5798, 5897, 5978, 5987
D. 5987, 5978, 5897, 5798, 5789
Answer : C

Question. The school ordered 150 boxes of pencils. Each box had 24 pencils. If 6 such boxes were distributed to class III students, then how many pencils were distributed to class III students?
A. 600
B. 144
C. 900
D. 180
Answer : B

Question. Rohan bought 4 rolls of film. There are 36 pictures in each roll. He has taken 98 pictures so far. How many more pictures can Rohan take?
A. 134
B. 102
C. 144
D. 46
Answer : D

Question. Amrit has 20 goldfish. He wants to put 5 fishes in each bowl. How many bowls will he need?
A. 6
B. 4
C. 3
D. 5
Answer : B

Question. Find the missing number.

A. 23
B. 21
C. 25
D. 19
Answer : A

Question. A factory makes 570 watches in 10 days. If it makes the same number of watches each day, then how many watches will it make in 5 days?
A. 117
B. 121
C. 171
D. 285
Answer : D

Question. What fraction of the collection of candles is not burning?

A. 6/11
B. 5/11
C. 1/11
D. 4/11
Answer : B

Question. A box contains 36 apples. How many apples are there in 5 such boxes?
A. 468
B. 448
C. 768
D. 180
Answer : D

Question. A toy car moves 9 m in 1 hour. How many hours will it take to cover a distance of 27 m?
A. 5
B. 2
C. 4
D. 3
Answer : D

Question. Which of the following options is CORRECT?
A. Six hundred four - 640
B. Four thousand two - 4200
C. Three hundred sixty three - 336
D. Five hundred twenty four - 524
Answer : D

ACHIEVERS SECTION

Question. Match the figures given in Column-A with their shaded fraction given in Column-B.

A. (a) → (2), (b) → (1), (c) → (3), (d) → (4)
B. (a) → (1), (b) → (3), (c) → (2), (d) → (4)
C. (a) → (3), (b) → (4), (c) → (1), (d) → (2)
D. (a) → (3), (b) → (2), (c) → (1), (d) → (4)
Answer : C

Question. Fill in the blanks.
• 999 is the (P) of the number 1000.
• The (Q) of 5879 is 5880.
• When numbers are written in order from the smallest to the greatest, they are in (R) order.

Answer : B

Question. The given pictograph shows the favourite activities of children. Study the given pictograph carefully and answer the following questions.

(a) What is the total number of children in all the activities?
(b) How many more children like indoor games than painting?
     (a)  (b)
A. 120 20
B. 190 10
C. 140 30
D. 130 40
Answer : B

Question. Read the given information carefully.
• A number is less than 69 but more than 23.
• It is divisible by 8.
• Sum of digits of the number is 5 more than 7.
When the number is added to 13, what will be the resulting number?
A. 48
B. 61
C. 82
D. 37
Answer : B

Question. Given below is the price list of some items in a store.
Reena purchased 4 chocolates, 2 balls, 3 pens and 1 colour box. Shopkeeper gives a
discount of ₹ 20 at total bill but while preparing a bill the shopkeeper made a mistake.
At which step did he make a mistake?
Step-1 : 4 × ₹ 25 + 2 × ₹ 35 + ₹ 30 + ₹ 37
Step-2 : Total cost is ₹ 227.
Step-3 : After discount, the cost of all the items is ₹ 217.
Step-4 : Total bill is ₹ 217.

A. Step-1
B. Step-2
C. Step-3
D. Step-4
Answer : B