Puzzle 5
I have a jar of sweets that contains 114 red, 35 blue, 67 green, and 9 yellow.
What chance do I have of picking a yellow sweet with my eyes shut?
Puzzle Copyright © Kevin Stone
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Hint
How many yellow sweets are there, how many sweets in total?
Answer
1 in 25 = 4 percent.
Reasoning
In total, there are 114 + 35 + 67 + 9 = 225 sweets.
There are 9 yellow sweets, so the probability is 9 ÷ 225 = 0.04 = 4% = 1 in 25.
Puzzle 6
What word is the same backwards and upside down?
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Hint
Which letters look the same upside down and backwards?
Puzzle 7
Alex's Dogs – Logic Puzzles
Alex is a keen dog admirer and over the years has had a number of dogs.
Alex has had an Alsatian, a Dalmatian, a Poodle, and a Great Dane, but not necessarily in that order.
Alex had Jamie first.
The Dalmatian was an adored pet before the Great Dane.
Sammy, the Alsatian, was the second dog Alex loved.
Whitney was owned before the Poodle.
Jimmy was not a Great Dane.
Can you match the dogs to their names and find the order in which Alex had them?
Puzzle Copyright © Kevin Stone
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Hint
Which dog was first, and which was second?
Answer
# Name Breed
1 Jamie Dalmatian
2 Sammy Alsatian
3 Whitney Great Dane
4 Jimmy Poodle
Reasoning
(Clue 1) Jamie was first, and (Clue 3) Sammy the Alsatian was second:
# Name Breed
1 Jamie
2 Sammy Alsatian
3
4
(Clue 4) Whitney was owned before the poodle, leaving Jimmy last:
# Name Breed
1 Jamie
2 Sammy Alsatian
3 Whitney
4 Jimmy Poodle
(Clue 2) the Dalmatian was before the Great Dane:
# Name Breed
1 Jamie Dalmatian
2 Sammy Alsatian
3 Whitney Great Dane
4 Jimmy Poodle
Puzzle 8
What is the next number in this sequence:
0 · 0 · 1 · 2 · 2 · 4 · 3 · 6 · 4 · 8 · 5 · ?
Puzzle Copyright © Kevin Stone
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Hint
There are two sequences merged.
Answer
10.
Reasoning
There are two sequences mixed together.
0 1 2 3 4 5
and
0 2 4 6 8 ?
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