CBSE Class 5 Mathematics IMO Olympiad MCQs with Answers Set I

LOGICAL REASONING

Question. Select the correct water image of Fig. (X).

Answer : D

Question. Read the given information carefully and answer the following question.
● Karan and Kartik like Maths but do not like Science.
● Kartik and Shikha do not like Hindi but like English.
● Shikha and Sonal like Maths and Science.
● Karan likes only one subject.
● Sonal does not like only English.
Which of the following subjects is liked by all the four students?
A. Maths
B. English
C. Hindi
D. Science
Answer : A

Question. Which number will replace the question mark in the given number bond?

A. 7
B. 8
C. 6
D. 5
Answer : A

Question. Which of the following words appears at third position in which they occur in dictionary?
Carrot, Camera, Carrom, Carpenter, Carton
A. Carrot
B. Carton
C. Carrom
D. Carpenter
Answer : C

Question. In a certain code language, ‘RESULT’ is coded as ‘SDTTMS’. How will ‘PUNISH’ be coded in the same language?
A. QTOJTG
B. QTOHTG
C. OVMJRG
D. OVMHRI
Answer : B

Question. Select a figure from the options which will continue the same series as established by the Problem Figures

Answer : C

Question. Khushboo is facing the Amusement Park. She turns in anticlockwise direction to face the Beach, what angle did she turn through ?

A. 45°
B. 225°
C. 135°
D. 315°
Answer : C

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 : D

Question. Find the missing number, if same rule is followed in all the three figures.

A. 11
B. 14
C. 10
D. 7
Answer : A

Question. Count the number of cubes in the given figure.

A. 46
B. 50
C. 52
D. None of these
Answer : B

Question. Which of the following figures is NOT exactly embedded in Fig. (X) as one of its parts?

Answer : B

Question. In a line of 42 students, Raj ranked 16th from the topand Roh it ranked 11th from the bottom. How many students are between Raj and Rohit?
A. 17
B. 15
C. 13
D. 18
Answer : B

Question. Which of the following Venn diagrams best depicts the relationship amongst, “Cook, Girls and Dancers”?

Answer : A

Question. Find the odd one out.
A. KNQ
B. PSV
C. TWY
D. MPS
Answer : C

Question. If Sneha goes for Guitar classes on even number of dates only in August 20XX, then how many days she does not go for Guitar classes? (Assume that the 4th Saturday and all Sundays are holidays.)

A. 18
B. 19
C. 21
D. 12
Answer : B

MATHEMATICAL REASONING

Question. Read the statements carefully and select the correct option.
Statement-1 : Highest common factor of 42 and 162 is 4.
Statement-2 : 2 is the factor of every odd number.
A. Both Statement-1 and Statement-2 are true.
B. Both Statement-1 and Statement-2 are false.
C. Statement-1 is true but Statement-2 is false.
D. Statement-1 is false but Statement-2 is true.
Answer : B

Question.

A. 14 kg 500 g
B. 13 kg
C. 14 kg
D. 13 kg 500 g
Answer : D

Question. Find the area of the shaded region.

A. 120 cm²
B. 240 cm²
C. 180 cm²
D. 150 cm²
Answer : C

Question. What will be the number in the START box?
START → ÷ 37 → × 22 → = 127160
A. 223460
B. 213860
C. 312540
D. 198940

Answer : B

Question. The given table shows the number of tickets sold for a theatre show in first four days of the week.

On which day least number of tickets were sold?
A. Tuesday
B. Thursday
C. Monday
D. Wednesday
Answer : C

Direction (a – b) : The given graph shows the number of visitors in a zoo, on five days of a week.

Question a. How many less people visited on Wednesday than on Friday and Tuesday altogether?
A. 160
B. 210
C. 120
D. 190
Answer : D

Question b. How many people visited on Monday, Thursday and Friday altogether?
A. 500
B. 490
C. 480
D. 495
Answer : B

Question. Which of the following numbers gives quotient as 45 when divided by 14?
A. 700
B. 672
C. 630
D. 616
Answer : C

Question. Anushka drew the following figure on a piece of paper. What fraction of the figure is unshaded?

A. 1/3
B. 3/10
C. 3/5
D. 2/3
Answer : D

Question. The sum of 7 tenths, 21 hundredths and 45 tenths is ________.
A. 5.41
B. 541
C. 54.1
D. 5410
Answer : A

Question. Find the area of shaded region, if PQRS is a square and TUVW is a rectangle. (The given figure is not drawn to scale.)

A. 1568 cm²
B. 1508 cm²
C. 1540 cm²
D. 1520 cm²
Answer : C

Question. In which of the following options, decimals are arranged in descending order?
A. 0.425, 0.382, 0.315, 0.410
B. 20.45, 21.45, 22.34, 24.50
C. 11.001, 10.110, 10.101, 10.010
D. 8.450, 8.445, 8.405, 8.500
Answer : C

Question. How many least number of squares must be shaded, so that PQ becomes a line of symmetry?

A. 5
B. 6
C. 7
D. 4
Answer : A

Question. How many eighths are there in 2(3/20)+5(1/5)+1.15 ?
A. 72
B. 68
C. 64
D. 78
Answer : B

Question. If we subtract the sum of 5233257 and 2743425 from the sum of 3467216 and 6327641, then answer is _______.
A. 1817165
B. 2818175
C. 1818175
D. 2817175
Answer : C

Question. Refer to the given figure.

How long did Sonam study?
A. 2 hrs 50 mins
B. 3 hrs 49 mins
C. 149 mins
D. 169 mins
Answer : D

Question. The smallest 6-digit number that can be formed using 9, 2, 6, 0, 3, 1 (use each digit only once) is ____.
A. 012369
B. 102369
C. 106239
D. 103269
Answer : B

Question. The product of a number and 234 is X. Taken 58 away from X gives 2984. Find the number.
A. 7
B. 13
C. 9
D. 15
Answer : B

Question. Find the difference between the place values of 5's in 257578.
A. 57000
B. 56430
C. 49500
D. 49422
Answer : C

Question. The value of 13 × 5 + 63 ÷ 7 + 12 – 19 is equal to__ ____.
A. 72
B. 47
C. 62
D. 67
Answer : D

EVERYDAY MATHEMATICS

Question. There are 24 rows of guava trees in a farm. Each row has 415 trees. Trees of 5 rows are cut down. The total number of remaining guava trees in the farm is ______.
A. 9960
B. 7055
C. 7885
D. 8300
Answer : C

Question. Param mixes 1.45 kg of pink candy with 2.15 kg of orange candy and packs them in some boxes of equal weight. If candies in each box weighs 0.18 kg, how many boxes are packed by Param?
A. 20
B. 25
C. 18
D. 15
Answer : A

Question. A bucket can hold 23.65 L of water. How many such buckets will be required to hold 496.65 L of water?
A. 23
B. 19
C. 21
D. 25
Answer : C

Question. Surveen used 4/9 of her money to buy 4 identical cups and 3 identical bowls. She used 1/3 of the remaining amount to buy 6 identical hairpins and 2 identical hair combs. She had ₹ 1330 left. How much money did she have at first?
A. ₹ 3591
B. ₹ 3481
C. ₹ 4142
D. ₹ 3842
Answer : A

Question. Each floor of a high rise building is fitted with 20 doors. There are 12 floors in each building. There are 25 such buildings in a complex. The total number of doors fitted in the complex is _______.
A. 2400
B. 3000
C. 6000
D. 5000
Answer : C

Question. Prince has 3 strings. String P is twice as long as string Q. String R is 4/5 as long as string P. If string Q is 14.25 cm, then what is the total length of all the strings Prince has?
A. 64.50 cm
B. 69.15 cm
C. 72.55 cm
D. 65.55 cm
Answer : D

Question. If in a particular year, 5432165 students participated in NSO, 6725401 students participated in IMO and 3327642 students participated in NCO, then how many total number of students participated if rounded off to thousand place?
A. 15485200
B. 15486000
C. 15485000
D. 15490000
Answer : C

Question. Parul has a story book of 72 pages. If she takes 2 mins 15 secs to read a page, then how long will she take to read the complete book?
A. 2 hrs 45 mins
B. 2 hrs 42 mins
C. 3 hrs 12 mins
D. 2 hrs 12 mins
Answer : B

Question. In an examination centre, there were 108 girls and 216 boys. What fraction of total students were girls?
A. 1/3
B. 2/3
C. 1/4
D. 1/6
Answer : A

Question. Four poles are stuck into the square ground of side 30 m at the four corners. A rope fence is to be put around the poles. What length of the rope will be required for fencing?
A. 120 m
B. 118 m
C. 122 m
D. None of these
Answer : A

ACHIEVERS SECTION

Question. Fill in the blanks by selecting the correct option.
I. An angle which measures more than 90° but less than 180° is called __P__.
II. Reflex angle is the angle which measures more than __Q__ and less than __R__.
III. Turning 3/4 clockwise means turning by an angle of measure __S__ clockwise.
IV. Turning 5/8 anticlockwise means turning by an angle of measure __T__ clockwise.

Answer : D

Question. Kartik went to the amusement park with his wife and two children aged 5 years and 7 years. They entered at 10:30 a.m. and left at 1:05 p.m. How much did Kartik pay?

A. ₹ 2256
B. ₹ 1884
C. ₹ 3154
D. ₹ 2426
Answer : D

Question. The given pictograph shows the distances of cities P, Q, R and S from city X.

Answer : D

Question. Match the figures (not drawn to scale) given in column-I with their shaded areas given in column-II.

A. P → 4, Q → 2, R → 1, S → 3
B. P → 4, Q → 1, R → 2, S → 3
C. P → 3, Q → 4, R → 1, S → 2
D. P → 3, Q → 2, R → 4, S → 1
Answer : B

Question. Find the value of (P – Q) × R – S.
I. 415.45 ÷ R = 23.74
II. 124.12 × 1.25 = P
III. 485.275 - S = 398.40
IV. Q – 10.20 = 112.45
A. 481.875
B. 478.465
C. 491.765
D. 510.125
Answer : A