# 50 Class 6 Olympiad Questions – Maths, Science & Reasoning Mock Test
Are you ready for a Class 6 Olympiad Challenge?
Welcome to Olympiad Digital's Class 6 Mixed Olympiad Mock Test!
This free practice test combines Mathematics, Science, Logical Reasoning and Higher-Order Thinking questions.
It is designed to help Class 6 students practise:
- Mathematical reasoning
- Science concepts
- Logical reasoning
- Pattern recognition
- Problem-solving
- Application-based thinking
- HOTS questions
- Speed and accuracy
## Total Questions: 50
## Recommended Time: 60 Minutes
### Mathematics: Questions 1–20
### Science: Questions 21–35
### Reasoning: Questions 36–45
### Olympiad Challenge: Questions 46–50
Try to complete the test before checking the answer key.
Let's begin!
---
# 🧮 SECTION A – MATHEMATICS
## Question 1 – Number Pattern
Find the next number:
6, 12, 24, 48, ___
A. 72
B. 84
C. 96
D. 108
Answer: C. 96
---
## Question 2 – Number Pattern
Find the missing number:
4, 9, 16, 25, ___
A. 30
B. 36
C. 40
D. 49
Answer: B. 36
---
## Question 3 – Factors
Which number is NOT a factor of 48?
A. 4
B. 6
C. 8
D. 10
Answer: D. 10
---
## Question 4 – Prime Numbers
Which is a prime number?
A. 21
B. 27
C. 31
D. 39
Answer: C. 31
---
## Question 5 – HCF
Find the HCF of 24 and 36.
A. 6
B. 8
C. 12
D. 18
Answer: C. 12
---
## Question 6 – LCM
Find the LCM of 6 and 8.
A. 12
B. 18
C. 24
D. 48
Answer: C. 24
---
## Question 7 – Integers
What is:
-8 + 13 = ?
A. -21
B. -5
C. 5
D. 21
Answer: C. 5
---
## Question 8 – Integers
What is:
5 - 12 = ?
A. -7
B. 7
C. -17
D. 17
Answer: A. -7
---
## Question 9 – Fractions
Which fraction is equivalent to 4/5?
A. 8/10
B. 6/10
C. 10/15
D. 12/20
Answer: A. 8/10
---
## Question 10 – Fractions
Find:
3/7 + 2/7 = ?
A. 5/14
B. 5/7
C. 6/7
D. 1/7
Answer: B. 5/7
---
## Question 11 – Decimals
Which is the greatest?
A. 0.45
B. 0.405
C. 0.54
D. 0.504
Answer: C. 0.54
---
## Question 12 – Decimals
Find:
5.75 - 2.50 = ?
A. 2.25
B. 3.25
C. 3.50
D. 4.25
Answer: B. 3.25
---
## Question 13 – Ratio
The ratio of boys to girls in a class is 2:3.
If there are 10 boys, how many girls are there?
A. 12
B. 15
C. 18
D. 20
Answer: B. 15
---
## Question 14 – Algebra
If:
x + 9 = 17
What is x?
A. 6
B. 7
C. 8
D. 9
Answer: C. 8
---
## Question 15 – Algebra
If:
3x = 24
What is x?
A. 6
B. 7
C. 8
D. 9
Answer: C. 8
---
## Question 16 – Geometry
How many sides does a hexagon have?
A. 5
B. 6
C. 7
D. 8
Answer: B. 6
---
## Question 17 – Angles
An angle measuring 120° is:
A. Acute
B. Right
C. Obtuse
D. Straight
Answer: C. Obtuse
---
## Question 18 – Perimeter
A rectangle has length 15 cm and breadth 8 cm.
What is its perimeter?
A. 23 cm
B. 38 cm
C. 46 cm
D. 120 cm
Answer: B. 46 cm
---
## Question 19 – Area
A rectangle is 12 cm long and 5 cm wide.
What is its area?
A. 17 cm²
B. 34 cm²
C. 60 cm²
D. 120 cm²
Answer: C. 60 cm²
---
## Question 20 – Maths HOTS
A square has a perimeter of 36 cm.
What is the length of each side?
A. 6 cm
B. 8 cm
C. 9 cm
D. 12 cm
Answer: C. 9 cm
---
# 🔬 SECTION B – SCIENCE
## Question 21 – Components of Food
Which nutrient mainly helps in the growth and repair of body tissues?
A. Carbohydrates
B. Proteins
C. Fats
D. Water
Answer: B. Proteins
---
## Question 22 – Plants
Which part of a plant absorbs water and minerals from the soil?
A. Leaf
B. Flower
C. Root
D. Fruit
Answer: C. Root
---
## Question 23 – Photosynthesis
Green plants prepare their food mainly in the:
A. Root
B. Leaf
C. Flower
D. Fruit
Answer: B. Leaf
---
## Question 24 – Animal Adaptation
Which animal is specially adapted to desert conditions?
A. Camel
B. Penguin
C. Whale
D. Polar bear
Answer: A. Camel
---
## Question 25 – Habitat
A polar bear is mainly adapted to:
A. Desert
B. Polar region
C. Tropical forest
D. Grassland
Answer: B. Polar region
---
## Question 26 – Materials
Which substance dissolves easily in water?
A. Sand
B. Sugar
C. Stone
D. Sawdust
Answer: B. Sugar
---
## Question 27 – Separation of Substances
Which method can separate sand from water?
A. Evaporation
B. Filtration
C. Melting
D. Condensation
Answer: B. Filtration
---
## Question 28 – Heat
Which is a good conductor of heat?
A. Copper
B. Wood
C. Plastic
D. Rubber
Answer: A. Copper
---
## Question 29 – Temperature
Which instrument measures temperature?
A. Compass
B. Thermometer
C. Barometer
D. Balance
Answer: B. Thermometer
---
## Question 30 – Electricity
A bulb glows when:
A. The circuit is complete
B. The circuit is broken
C. There is no cell
D. The switch is permanently open
Answer: A. The circuit is complete
---
## Question 31 – Conductors
Which material is a good conductor of electricity?
A. Rubber
B. Plastic
C. Copper
D. Wood
Answer: C. Copper
---
## Question 32 – Light
Which is a natural source of light?
A. Mirror
B. Sun
C. Book
D. Chair
Answer: B. Sun
---
## Question 33 – Shadows
A shadow is formed when:
A. Light is completely absent
B. An opaque object blocks light
C. Water produces light
D. Air blocks all light
Answer: B. An opaque object blocks light
---
## Question 34 – Water Cycle
The process by which water vapour changes into liquid water is called:
A. Evaporation
B. Condensation
C. Freezing
D. Melting
Answer: B. Condensation
---
## Question 35 – Environment
Which action helps conserve water?
A. Leaving taps open
B. Repairing leaking taps
C. Wasting drinking water
D. Washing vehicles unnecessarily
Answer: B. Repairing leaking taps
---
# 🧠 SECTION C – REASONING
## Question 36 – Number Series
Find the next number:
5, 10, 20, 40, ___
A. 60
B. 70
C. 80
D. 90
Answer: C. 80
---
## Question 37 – Number Series
Find the missing number:
3, 7, 13, 21, 31, ___
A. 41
B. 42
C. 43
D. 45
Answer: C. 43
Explanation:
+4, +6, +8, +10, +12
31 + 12 = 43.
---
## Question 38 – Alphabet Series
Find the next letter:
B, E, H, K, ___
A. L
B. M
C. N
D. O
Answer: C. N
---
## Question 39 – Coding-Decoding
If CAT is coded as DBU, how is DOG coded?
A. EPH
B. EOG
C. FPH
D. DPH
Answer: A. EPH
---
## Question 40 – Analogy
Bird : Nest :: Bee : ?
A. Cave
B. Hive
C. Kennel
D. Burrow
Answer: B. Hive
---
## Question 41 – Odd One Out
Which is different?
A. 16
B. 25
C. 36
D. 45
Answer: D. 45
Explanation:
16, 25 and 36 are perfect squares.
---
## Question 42 – Direction
A boy is facing North.
He turns right and then turns left.
Which direction is he facing now?
A. North
B. South
C. East
D. West
Answer: A. North
---
## Question 43 – Ranking
Aman is taller than Ravi.
Ravi is taller than Mohan.
Who is the shortest?
A. Aman
B. Ravi
C. Mohan
D. Cannot say
Answer: C. Mohan
---
## Question 44 – Calendar
If today is Wednesday, what day will it be after 10 days?
A. Friday
B. Saturday
C. Sunday
D. Monday
Answer: B. Saturday
---
## Question 45 – Logical Sequence
Which comes first?
A. Fruit
B. Flower
C. Seed
D. Plant
Answer: C. Seed
---
# 🏆 SECTION D – OLYMPIAD CHALLENGE
## Question 46 – Maths HOTS
A number is multiplied by 4 and then 3 is added.
The result is 31.
What is the number?
A. 6
B. 7
C. 8
D. 9
Answer: B. 7
Explanation:
4 × 7 + 3 = 31
---
## Question 47 – Science HOTS
A plant is kept in a dark room for several days.
What is most likely to happen?
A. It will become healthier
B. It may become weak
C. It will produce more food
D. It will need no water
Answer: B. It may become weak
---
## Question 48 – Reasoning HOTS
Find the missing number:
2 → 6
3 → 12
4 → 20
5 → ?
A. 25
B. 28
C. 30
D. 35
Answer: C. 30
Explanation:
The rule is:
n × (n + 1)
5 × 6 = 30
---
## Question 49 – Maths HOTS
A rectangular field is 20 m long and 10 m wide.
A person walks around it three times.
How far does the person walk?
A. 60 m
B. 120 m
C. 180 m
D. 200 m
Answer: C. 180 m
Explanation:
Perimeter = 2 × (20 + 10)
= 60 m
Three rounds:
60 × 3 = 180 m
---
## Question 50 – FINAL OLYMPIAD CHALLENGE
A class has 60 students.
They are divided equally into 5 groups.
Each group is then divided into 3 equal teams.
How many students are there in each team?
A. 3
B. 4
C. 5
D. 6
Answer: B. 4
Explanation:
60 ÷ 5 = 12 students per group.
12 ÷ 3 = 4 students per team.
Therefore, the answer is 4.
---
# 🏆 COMPLETE ANSWER KEY
| Q. | Answer | Q. | Answer |
|---|---|---|---|
| 1 | C | 26 | B |
| 2 | B | 27 | B |
| 3 | D | 28 | A |
| 4 | C | 29 | B |
| 5 | C | 30 | A |
| 6 | C | 31 | C |
| 7 | C | 32 | B |
| 8 | A | 33 | B |
| 9 | A | 34 | B |
| 10 | B | 35 | B |
| 11 | C | 36 | C |
| 12 | B | 37 | C |
| 13 | B | 38 | C |
| 14 | C | 39 | A |
| 15 | C | 40 | B |
| 16 | B | 41 | D |
| 17 | C | 42 | A |
| 18 | C | 43 | C |
| 19 | C | 44 | B |
| 20 | C | 45 | C |
| 21 | B | 46 | B |
| 22 | C | 47 | B |
| 23 | B | 48 | C |
| 24 | A | 49 | C |
| 25 | B | 50 | B |
---
# 📊 CHECK YOUR SCORE
Give yourself **1 mark for every correct answer.**
## 🏆 45–50 — OLYMPIAD CHAMPION
Outstanding performance!
You have demonstrated excellent conceptual understanding and problem-solving ability.
## 🌟 40–44 — EXCELLENT
Very strong performance.
Continue practising HOTS questions.
## 👍 35–39 — VERY GOOD
You have a strong foundation.
Review your mistakes carefully.
## 💪 25–34 — GOOD START
Keep practising regularly.
Focus on the subjects where you scored less.
## 📚 BELOW 25 — KEEP PRACTISING
Don't worry!
Olympiad preparation is a journey.
Learn from your mistakes and try again.
---
# 🎯 SUBJECT-WISE SCORE
### 🧮 Mathematics
Questions 1–20
Score: ___ / 20
### 🔬 Science
Questions 21–35
Score: ___ / 15
### 🧠 Reasoning
Questions 36–45
Score: ___ / 10
### 🏆 Olympiad Challenge
Questions 46–50
Score: ___ / 5
---
# 📈 UNDERSTAND YOUR RESULT
### Mathematics below 15?
Revise:
- Fractions
- Integers
- Factors
- Geometry
- Perimeter and Area
- Algebra
### Science below 11?
Revise:
- Plants
- Food
- Materials
- Heat
- Electricity
- Light
- Water
### Reasoning below 7?
Practise:
- Number series
- Coding
- Analogy
- Direction
- Ranking
- Logical sequences
---
# ⏰ 60-MINUTE MOCK TEST STRATEGY
## First 20 Minutes
Attempt the questions you can solve quickly.
## Next 20 Minutes
Work on questions that require calculations or careful thinking.
## Final 20 Minutes
Attempt HOTS questions and review your answers.
### Golden Rule:
Don't spend too much time on one question.
Move ahead and return later.
---
# 🧠 OLYMPIAD GOLDEN FORMULA
## READ → THINK → SOLVE → CHECK
Don't simply memorise answers.
Understand the concept behind every question.
---
# 👨👩👧 PARENT TIP
After the test, don't focus only on the score.
Ask your child:
**Which question was easiest?**
**Which question was hardest?**
**Why was your answer wrong?**
**Can you solve it another way?**
**Which topic should we practise tomorrow?**
This turns the test into a learning exercise.
---
# 🏆 CHALLENGE YOURSELF
After completing the 50 questions, try these:
### Challenge 1
Create your own number series.
### Challenge 2
Write one coding-decoding question.
### Challenge 3
Find something at home that demonstrates evaporation.
### Challenge 4
Calculate the perimeter of your study table.
### Challenge 5
Explain why a bulb does not glow in an open circuit.
---
# 📚 MORE OLYMPIAD RESOURCES FROM OLYMPIAD DIGITAL
### CLASS 6
👉 30 Maths Olympiad Questions for Class 6
👉 30 Science Olympiad Questions for Class 6
👉 30 Reasoning Olympiad Questions for Class 6
👉 Class 6 Mixed Olympiad Mock Test
### CLASS 5
👉 30 Maths Olympiad Questions for Class 5
👉 30 Science Olympiad Questions for Class 5
👉 30 Reasoning Olympiad Questions for Class 5
👉 50 Class 5 Mixed Olympiad Mock Test
### CLASS 4
👉 30 Maths Olympiad Questions for Class 4
👉 20 Science Olympiad Questions for Class 4
👉 30 Reasoning Olympiad Questions for Class 4
👉 50 Class 4 Mixed Olympiad Mock Test
### PREPARATION GUIDES
👉 How to Start Olympiad Preparation from Class 1
👉 How to Prepare for Olympiad Exams at Home
👉 Olympiad Exam Syllabus for Classes 1–12
👉 Olympiad Books and Study Resources
---
# 🌟 FINAL THOUGHTS
Olympiad exams are not only about getting correct answers.
They teach students to:
**Think independently.**
**Apply concepts.**
**Solve problems.**
**Manage time.**
**Learn from mistakes.**
**Build confidence.**
Every question you solve makes you a better problem solver.
Remember:
### 🧮 LEARN
### 🧠 THINK
### 🔍 ANALYSE
### ✏️ SOLVE
### 🏆 IMPROVE
**Olympiad Digital**
**Learn. Practise. Think. Improve.**