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Maths Brain Teasers Flashcards | StudBud
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Maths Brain Teasers
Maths Brain Teasers
20 terms
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#Maths #brain #teasers #riddles
Flashcards
20 cards
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Questions
20
Answers
1
Which group of numbers have exactly two factors?
Even
Square
Prime
Cube numbers
2
How many triangles are in the picture?
35
37
15
25
3
I am an odd number. Take away one letter and I become even. What number am I?
Eleven
Seven
Four
Six
4
Solve this problem:
1, 2 and 4
2, 3 and 5
1, 2 and 3
2, 3 and 4
5
What number belongs in the pink box?
36
37
39
38
6
What number is hidden under the car?
89
87
78
09
7
Curtis ran 200m in 25 seconds. How fast did he run?
8 m/s
12.5 m/s
10.5 m/s
10 m/s
8
Which list contains only prime numbers?
1 2 3 5 6
2 3 5 13 17
1 3 5 7 11
2 3 4 5 13
9
Which is the odd one out and why? HINT: addition
3954
9862
8454
4377
10
What starts with the letter “t”, is filled with “t” and ends in “t”?
container
teapot
coffee
tea
11
Complete the sequence: 49, 62, 70, 77, 91, ... :
100
99
101
105
12
I am as light as a feather, and yet no man can hold me for 5 minutes. What am I?
Oxygen
Breath
Air
Nitrogen
13
What belongs to you but is used more by others?
Your pen
Your name
Your cleverness
None of the above
14
Miss Berg marks tests at a rate of 6 papers/hour. How long will it take her to mark 27?
5 hours
5 ½ hours
6 hours
4 ½ hours
15
Solve this:
30 pigs and 40 chickens
24 pigs and 40 chickens
30 pigs and 50 chickens
24 pigs and 50 chickens
16
Which letter is the view from the top?
A
D
C
B
17
How many squares can you see in this shape? Count squares of ALL sizes!
16
15
17
14
18
How many blocks are needed to make this?
10
9
7
8
19
Work out what number should go where the ? is.
7
9
6
8
20
Which shape can be folded on the dotted line so that the two parts match exactly?
D
B
A
C
