Puzzle No. 1 

If you write down all the numbers from
1 to 100. How many times would you write
3?



Puzzle No. 2 

Can you tell,
how many squares are there in the figure given
below? 


Puzzle No. 3 

Fix the numbers from 1 to
8 in eight boxes in such a way that consecutive
numbers will not be adjacent horizontally,
vertically, diagonally.



Puzzle No. 4 

There are three switches
in a room and three bulbs
in another room. Each switch belongs to
one bulb.
You can go in the room where bulb
are placed only once. Can you decide which
switch
belongs to which bulb?



Puzzle No. 5 

If ABCD × 4 = DCBA.
Find the value of A,B,C and D.



Puzzle No. 6 

A shopkeeper has four weights
for weighing 1 kg to 40 kg. What are these
four weights so that he can weigh any weight
from 1 kg to 40 kg?



Puzzle No. 7 

Make the left arrangement
look like the right arrangement by changing
the position of only 3 circles.



Puzzle No. 8 

From a can full of milk,
10 liters of milk is taken out and is replaced
with water. This operation is repeated twice
again. If the capacity of the can is 50
liters, What is the ratio of water and milk
in the can after two operations?



Puzzle No. 9 

A lady gave ½ of
her stock of oranges she had and half the
orange extra to the 1st customer. Half of
her remaining stock and half the orange
extra she gave to the
second customer. She is left with 15 oranges
now. Find the number of oranges she had
at first?



Puzzle No. 10 

A man engaged a servant
and promised to pay him after one year of
service, a turban (traditional hat) and
900 pounds. The servant served him for nine
months and got 650 pounds and a turban.
Find the price of turban.



Puzzle No. 11 

Here is a Sketch: 
Can you rearrange the position of the number
1 to 10 such that the sum of any two adjacent
numbers is equal to the sum of the pairs
of numbers at the opposite ends of the diameters.



Puzzle No. 12 

If 5 tyres were used on
a car which has travelled 20,000 miles.
How many miles did each tyre sustain, If
all the tyres were used equally in sustaining
this mileage?



Puzzle No. 13 

You are given 2 identical
ropes such that if you burn the rope from
one end it takes 60 minutes to burn completely.
How can you determine a time span of 30
minutes, 45 minutes using this rope without
cutting or folding the rope?



Puzzle No. 14 

There are 8 balls of identical
shape and size, of which only once is slightly
heavy. Can you find the heavier ball by
using the balance only twice?



Puzzle No. 15 

If a snail crawls halfway
around a circle then turns around and crawls
halfway back. Is it now back where it started?



Puzzle No. 16 

Mom, Dad and 2 kids have
came to a river, and they find a boat. It
is small and can carry one adult or 2 kids
at a time. Both kids are good rowers, but
how can the whole family reach the other
side of the river?



Puzzle No. 17 

A mother and father have
six sons and each son has one sister. How
many people are in that family?



Puzzle No. 18 

A car travels at a speed
of 20 mph while going uphill, and then
returns over the same distance at a speed
of 30 mhp. What is the average speed for
the total trip?



Puzzle No. 19 

Kerry loves toffees. He
can eat 32 of them in an hour. His brother
Pete needs 3 hours to eat the same amount.
How long will it take for both together
to eat 32 toffees.



Puzzle No. 20 

Joan and Jane are sisters.
Jean is Joan’s daughter and 12 years
younger than her aunt. Joan is twice as
old as Jean. Four years ago, Joan was the
same age as Jane is now, and Jane was twice
as old as her niece. How old is Jean?


