Class 6 practice
Class 6 reasoning questions.
Reasoning questions for Class 6, at the level of students aged 9–11, each with its answer and a short explanation. Try each one before opening the answer.
In a class of 20 children, 12 play cricket and 11 play football. Every child plays at least one game. How many children play both games?
Level 4 of 5Show the answer
Answer: 3
Adding both groups gives 12 + 11 = 23. Since there are only 20 children and everyone plays at least one game, 23 - 20 = 3 children play both games.
Find the missing number in this sequence: 2, 6, 12, 20, 30, ___.
Level 4 of 5Show the answer
Answer: 42
The differences between terms increase by 2 each step: +4, +6, +8, and +10. Adding 12 to 30 gives 42.
Rohan walks 10 metres North and turns right. He walks 5 metres, turns right again, and walks 10 metres. In which direction is he from his start?
Level 4 of 5Show the answer
Answer: East
Walking 10 metres North and later 10 metres South cancels vertical distance. His only final shift from his starting point is 5 metres to the East.
Aarav walks 4 metres North, turns right, and walks 3 metres. How far is he from his starting point in a straight line?
Level 4 of 5Show the answer
Answer: 5 metres
His path forms a right-angled triangle with sides of 4 metres and 3 metres. By the Pythagorean theorem, the straight-line distance is 5 metres.
In a race, Arjun finished ahead of Farhan. Farhan finished ahead of Jaspreet. Dev finished ahead of Arjun. Who came third in the race?
Level 4 of 5Show the answer
Answer: Farhan
Dev finished before Arjun, Arjun before Farhan, and Farhan before Jaspreet. The finishing order is Dev, Arjun, Farhan, Jaspreet. Thus, Farhan finished in third place.
On a balance scale, two mangoes balance three apples. One apple balances four strawberries. How many strawberries balance one mango?
Level 4 of 5Show the answer
Answer: 6
Three apples equal 12 strawberries. Since two mangoes balance three apples, two mangoes equal 12 strawberries. Thus, one mango balances 6 strawberries.
Two apples balance three plums. One pear balances two plums. How many pears balance four apples?
Level 4 of 5Show the answer
Answer: 3
Four apples equal six plums. Since each pear balances two plums, six plums balance three pears.
- True or false?
A bag contains 5 blue marbles and 5 green marbles. Picking 6 marbles randomly guarantees getting at least one green marble.
Level 4 of 5Show the answer
Answer: True
Even if all 5 blue marbles are drawn first, the sixth marble taken must be green.
- True or false?
If all neem trees have green leaves, any plant with green leaves must be a neem tree.
Level 4 of 5Show the answer
Answer: False
All neem trees have green leaves, but many other plants also have green leaves. Having green leaves does not prove a plant is a neem.
- Fill in the blank.
Dev is twice as old as Tara, and their ages add to 21, making Dev ___.
Level 4 of 5Show the answer
Answer: 14
Dividing 21 into three equal units gives 7. Tara is 7 years old, so Dev is twice that, which is 14.
- Fill in the blank.
If day 1 of a 30-day month is Monday, that month contains exactly ___ Mondays.
Level 4 of 5Show the answer
Answer: 5
Mondays fall on dates 1, 8, 15, 22, and 29. Counting these dates gives exactly 5 Mondays in the month.
Which number is the odd one out?
Level 4 of 5Show the answer
Answer: 73
51 (3 × 17), 87 (3 × 29), and 91 (7 × 13) are all composite numbers. In contrast, 73 is a prime number.
Rohan walks 4 metres east, then 3 metres north. He then turns right and walks forward. Which direction is he facing now?
Level 5 of 5Show the answer
Answer: East
Rohan faces north while walking 3 metres. Turning right from north turns him to face east.
Four runners—Meera, John, Ali, and Tara—finish a race. Ali finishes before Tara. Meera finishes after John but before Ali. Who finishes in second place?
Level 5 of 5Show the answer
Answer: Meera
John finishes before Meera, Meera finishes before Ali, and Ali finishes before Tara. The finishing order is John, Meera, Ali, Tara. Meera is second.
Today is Wednesday. Aarav starts a 25-day reading challenge today as Day 1. On which day of the week will the challenge end?
Level 5 of 5Show the answer
Answer: Saturday
Days repeat every 7 days. Day 1, Day 8, Day 15, and Day 22 are Wednesdays. Counting three more days makes Day 25 a Saturday.
Three identical balls and a 200-gram weight balance five of the same balls on a scale. What is the mass of one ball?
Level 5 of 5Show the answer
Answer: 100 grams
Removing three balls from both sides leaves the 200-gram weight balancing two balls. Therefore, one ball has a mass of 200 divided by 2, which is 100 grams.
A frog climbs up 3 metres every morning and slips down 2 metres each night. The wall is 8 metres high. On which day does it reach the top?
Level 5 of 5Show the answer
Answer: Day 6
After 5 days and nights, the frog is at 5 metres. On the 6th morning, it climbs 3 metres to reach the 8-metre top.
- True or false?
On a balance scale, two identical steel bowls balance three identical clay mugs. Therefore, four steel bowls will balance five clay mugs.
Level 5 of 5Show the answer
Answer: False
Doubling the bowls from two to four also doubles the needed mugs from three to six. Thus, four bowls balance six mugs, not five.
- Fill in the blank.
In the sequence 2, 6, 14, 30, the next number is ___.
Level 5 of 5Show the answer
Answer: 62
The difference between consecutive numbers doubles each time: +4, +8, +16, and +32. Adding 32 to 30 gives 62.
Which four-sided shape is the odd one out?
Level 5 of 5Show the answer
Answer: Trapezium
A trapezium has only one pair of parallel sides. A parallelogram, rectangle, and rhombus all have two pairs of parallel opposite sides.
These questions come from Ado’s question bank and are written with AI help. They are never used in ranked play, so practising them here can’t change anyone’s rank.
Spot a mistake? Tell us at hi@getado.app and we’ll fix it.
Last updated:
Reasoning for other classes
Other subjects for Class 6
Olympiads for Class 6 · Reasoning olympiad prep
A new set every morning
Ado’s daily brings fresh questions at this level every day, ranked only against students the same age. The Ado Rank it builds never resets.
For parents of students aged 6–17. Free to start, free to rank.