Logic Puzzles and Math Series
A collection of logic puzzles, reasoning problems, and mathematical sequence challenges
Questions
Mr. Red, Mr. Yellow and Mr. Green were chatting in communicator. They were wearing a Red shirt, a Yellow shirt and a Green shirt, not necessarily in the same order. Mr. Green sent message, "Hi everybody, we all are wearing shirts that are of the same color as our names but none of us is wearing a shirt that is the same color as his name." On that a person wearing the Yellow shirt replied, "What difference does that make?" . Can you tell what color shirt each of the three persons had on?
- Mr. Green is wearing Yellow shirt.
- Mr. Yellow is wearing Red shirt.
- Mr. Red is wearing Yellow shirt.
- Mr. Red is wearing Green shirt.
- Mr. Yellow is wearing Green shirt.
- Mr. Green is wearing Red shirt.
In Mr. Robson’s family, there are one grandfather, one grandmother, two fathers, two mothers, one father-in-law, one mother-in-law, four children, three grandchildren, one brother, two sisters, two sons, two daughters and one daughter-in-law. How many members are there in Mr. Robson’s family? Give minimal possible answer option button
- 23
- 6
- 7
- 11
- 12
A man went into a restaurant and ate a meal costing Rs. 105, giving the accountant a Rs. 500 note. He kept the change, came back a few minutes later and had some food packed for his friend. He gave the accountant a Rs. 100 note and received Rs. 20 in change. Later the bank told the accountant that both the Rs. 500 and the Rs. 100 notes were counterfeit. How much money did the restaurant lose? Ignore the profit of the food restaurant.
- 600
- 500
- 415
- 495
What is next? 60 1610 11161110 31163110 132116132110...
- 10131121151113102010
- 01213211111113122001
- 10121121300011132100
- 11131221161113122110
- 12111221161013112000
What are the next two numbers in the following series? 3, 24, 102, 312, 777, ?, ?
- 2877
- 6216
- 2496
- 4464
The elf placed the toy in a rectangular cardboard box. He then covered each of the six faces of the box with either red or green paper. The elf found that neither did two red faces touch each other nor did two green faces.
- True
- False
The elf entered the workshop at six o'clock. He turned the clock upside down and found the hour hand pointing downward
- True
- False
Santa Claus looked at his reflection in the lake. His sack was over his right shoulder. In the reflection, the sack was over the left shoulder.
- True
- False
If Christmas in a certain year falls on a Monday, then Boxing Day in that year falls on a Wednesday.
- True
- False
If the blue balloon is bigger than the green balloon and the red balloon is smaller than the blue balloon, then the green balloon is bigger than the red balloon.
- True
- False