CBSE Class 5 Mathematics IMO Olympiad MCQs with Answers Set 10

LOGICAL REASONING

Question. How many squares are there in the given figure?

A. 31
B. 40
C. 42
D. None of these
Answer : A

Question. In a certain code language, if SPORTS is written as TQPQSR, then how will GINGER be written in the same code language?
A. HJOHDQ
B. HJOFDQ
C. FHMHFS
D. HJOFDS
Answer : B

Question. Select a figure from the options which will replace the (?) to complete the pattern given in Fig. (X).

Answer : A

Question. Arrange the given words in a meaningful logical order and then select the appropriate sequence from the given options.
1. Consultation 2. Treatment
3. Illness 4. Recovery
5. Doctor
A. 2, 5, 1, 3, 4
B. 3, 5, 2, 1, 4
C. 3, 5, 1, 2, 4
D. 2, 1, 4, 5, 3
Answer : C

Question. Which of the following is in the middle of 7th element from the left end and 11th element from the right end?
W 4 X L 1 4 B # V @ Q 3 G 6 9  K 5 A R 7 ₤ 8 P J $ D
A. 6
B. Q
C. 3
D. G
Answer : C

Question. Find the mirror image of Fig. (X), if the mirror is placed vertically to the left.

Answer : D

Question. Which of the following options will continue the given number series?

A. 25025
B. 25100
C. 25175
D. 25075
Answer : D

Question. There is a certain relationship between figures (i) and (ii). Establish a similar relationship between figures (iii) and (iv) by selecting a suitable figure from the given options which will replace the (?) in fig. (iv).

Answer : B

Question. Which of the following Venn diagrams best depicts the relationship amongst ''Indoor games, Chess and Table Tennis"?

Answer : A

Question. Select the odd one out.

Answer : C

Question. Some letters are numbered as 1, 2, 3, 4, 5 and 6.
Arrange the letters to form a meaningful word and select the correct option.
                                       U     E     N     T     R     A
                                       1      2     3      4     5      6
A. 3, 6, 4, 1, 2, 5
B. 5, 2, 3, 1, 6, 4
C. 3, 6, 4, 1, 5, 2
D. 5, 2, 1, 3, 6, 4
Answer : C

Question. In which of the following figures, Fig. (X) is exactly embedded as one of its parts?

Answer : A

Question. Which of the following figures have atleast one line of symmetry?

A. Only R and S
B. Only P, Q and R
C. Only P, R and S
D. P, Q, R and S
Answer : C

Question. Find the missing figure in the given figure matrix.

Answer : C

Question. Antriksh is facing the School. What would he be facing if he turns 270° clockwise?

A. Mall
B. Sports Club
C. Market
D. Bus Stand

Answer : B

MATHEMATICAL REASONING

Question. Which of the following figures has 3/4 shaded fraction?

Answer : C

Question. The product of two odd numbers is ______.
A. Always an odd number
B. Always an even number
C. Sometimes odd and sometimes even
D. Can't say
Answer : A

Question. Find the sum of the factors of 45.
A. 78
B. 81
C. 69
D. 77
Answer : A

Question. Three friends Riya, Tia and Mannu made a statement about the given figures.

Riya : "They all have same length and height".
Tia : "They all have equal number of sides and equal measure of angles".
Mannu : "They all have equal number of sides but different measure of angles".
Who said the correct statement?
A. Tia
B. Mannu
C. Riya
D. Can't be determined
Answer : B

Question. Which of the following options is CORRECT?
A. 1.7485 < 1.6490
B. 1.7230 > 1.7145
C. 1.546 < 1.463
D. 1.3942 > 1.3945
Answer : B

Question. What must be added to the product of (2/4)7 and 3 to make 21/5)14 ?
A. 17(11/14)
B. 13(1/2)
C. 13(9/14)
D. 17(1/2)
Answer : C

Question. If

A. 545
B. 650
C. 540
D. 345
Answer : A

Question. Read the statements carefully and identify the number

A. 380
B. 366
C. 372
D. 396
Answer : D

Question. Find the perimeter of the given figure (not drawn to scale).

A. 94 cm
B. 104 cm
C. 98 cm
D. 90 cm
Answer : C

Question. The clock shows the time in the morning. X represents ______ angle.

A. Acute
B. Obtuse
C. Reflex
D. Straight
Answer : C

Direction (a - b): The given graph shows the favourite food items of ninety students. Study the graph and answer the following questions.

Question a. Find the number of students who like Dosa.

A. 20
B. 15
C. 10
D. 25
Answer : B

Question b. How many less students like Sandwich than Pizza and Noodles altogether?
A. 40
B. 30
C. 35
D. 45
Answer : C

Question. Find the sum of X, Y and Z.

A. 12(1/4)
B. 12(1/2)
C. 13(3/4)
D. 10(1/2)
Answer : B

Question. Priyank joined three activity classes dancing, acting and swimming.

I. He went for dancing class once in every 4 days.
II. He went for acting class once in every 6 days.
III. He went for swimming class once in every 3 days.
Priyank did all the activities on 9th of July 20XX. On which day, will he again do all the three activities on the same day?
A. 18th July
B. 24th July
C. 22nd July
D. 21st July
Answer : D

Question. The given table shows the weight of four children.

Which of the following options shows the children arranged in descending order according to their weights?
A. Sagar, Karan, Parth, Atul
B. Parth, Atul, Karan, Sagar
C. Atul, Parth, Karan, Sagar
D. Atul, Parth, Sagar, Karan
Answer : C

Question. Which of the following minimum number of squares must be shaded, so that the figure has a line of symmetry?

A. Q
B. R
C. S
D. P
Answer : B

Question.

A. 36
B. 24
C. 48
D. 56
Answer : A

Question. __________ is equivalent to ten lakhs in International System of numeration.
A. Hundred thousand
B. Ten million
C. One million
D. Ten thousand
Answer : C

Question. If PQTS and UVWX are squares and QRUT and TUXY are rectangles, then find the area of shaded region.
(The given figure is not drawn to scale.)

A. 144 sq. cm
B. 132 sq. cm
C. 154 sq. cm
D. 169 sq. cm
Answer : A

Question. The value of CMXII – DLXXIV + DXLVIII – CDIX is ________.
A. CDLXXXVII
B. CDLXXVII
C. CDXXCVII
D. DLXXVII
Answer : B

EVERYDAY MATHEMATICS

Question. In Delhi, 5266425 students were enrolled in various schools. Out of these, 1435242 were primary school students, 2176756 were middle school students and rest were high school students. What was the number of students enrolled in high school?
A. 1654427
B. 1664427
C. 1644276
D. 1654276
Answer : A

Question. The given table shows the average temperature of some cities of India in a particular month.

Which city has the highest difference between its average maximum temperature and average minimum temperature?
A. Kolkata
B. Mumbai
C. Chennai
D. Ahmedabad
Answer : D

Question. In a sports competition, 896 players participated in different sports. If 1/8 of them were of age 15 or less, then find the number of players of age more than 15.
A. 768
B. 812
C. 784
D. 764
Answer : C

Question. Mohit has five number cards with numbers 7, 9, 0, 5 and 2. Raman asked him to form the greatest 5-digit even number with his cards. Find the number Mohit has to form, if the repetition of digits is not allowed.
A. 97520
B. 97502
C. 27509
D. 75902
Answer : A

Question. Trishi went to office at 14:30 hours. She completed 6 hours 30 minutes of her duty. At what time did her duty get over?
A. 22:30 hours
B. 21:00 hours
C. 19:00 hours
D. 21:30 hours
Answer : B

Question. Kavleen pours 3L 250 mL of juice equally into 10 glasses. How much juice is there in each glass?
A. 325 L
B. 325 mL
C. 32500 L
D. 3425 mL
Answer : B

Question. A rectangular playground is 146 m long and 84 m wide. If Raj walks around it 4 times, then find the distance covered by him.
A. 1 km 840 m
B. 2 km 120 m
C. 1 km 280 m
D. 2 km 40 m
Answer : A

Question. Kiara purchased a handbag for ₹ 225.50, a pair of slippers for ₹ 115.45, a skirt for ₹ 90.25 and a book for ₹ 49.75. How much money did she spend in all?
A. ₹ 495.25
B. ₹ 490.25
C. ₹ 485.75
D. ₹ 480.95
Answer : D

Question. A fruitseller had 88300 oranges and 94325 apples. He packed all the fruits in boxes. If each box contains 375 fruits, then find the total number of boxes packed by the fruitseller.
A. 485
B. 467
C. 487
D. 495
Answer : C

Question. Samrath travelled 92(1/6)km. He covered 48(2/3)km by train, 29(1/4) km by bus and rest by taxi. How much distance did he travel by taxi?
A. 12(1/3)km
B. 14(1/4)km
C. 14(3/4)km
D. 12(5/6)km
Answer : B

ACHIEVERS SECTION

Question. Sahil has a monthly budget of ₹ 3600. Given table shows his expenditure in different activities. Find the missing values

Answer : D

Question. Which of the following options is INCORRECT?
A. In number 16389425, the digit 3 stands for 3 hundred thousand.
B. Smallest 6-digit number that can be formed using 9, 2, 6, 0, 3, 1 (using each digit only once) is 102369.
C. 18 – 6 × 2 + 21 ÷ 3 – 3 is equal to 10.
D. LXXXII – DCXX + CMLXV = CDXX
Answer : D

Question. Form the five digit number PQRST using the given information.
• P is thrice the number S.
• Q is the largest one digit even number.
• T is the second multiple of 3.
• R is the common factor of 9 and 11.
A. 38196
B. 99136
C. 98136
D. 48126
Answer : C

Question. Study the given figures.

Which figure has less area and by how much?
A. I, 15 cm²
B. II, 15 cm²
C. I, 11 cm²
D. II, 11 cm²
Answer : B

Question. If

A. 4.75 kg
B. 5.25 kg
C. 3.75 kg
D. 4.50 kg
Answer : A