SIMPLE PUZZLES

PUZZLE 15

A two-digit number, read from left to right, is 4.5 times as large as the same number read from right to left. What is the number?

PUZZLE 16

Some ducks are marching across a path. There's a duck in front of two ducks, there's a duck behind two ducks, and there's a duck in the middle of two ducks.

What's the least number of ducks that there could have been?

SOLUTIONS

PUZZLE 15 : 18 and 81


PUZZLE 16 : 3 Ducks.

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CHOCOLATE PUZZLE

A shop sells chocolates @ Re.1 each. You can exchange 3 wrappers for 1 chocolate.


If you have Rs.15/- how many chocolates can you get totally????
 
 
Find the solution..
 
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SOLUTION:
 
22 CHOCOLATES

 for  15 rupees you get 15 chocolates.
on returning 15 wrappers you get 5  chocolates.
on returning 3 wrappers  (keeping two wrappers in hand) you get 1 chocolate.
now this one  chocolate. wrapper and the twp wrapers you had will add on three.
atlast on returning 3 wrappers you get 1 chocolate.


i.e.,   15+5+1+1 = 22

SIMPLE MATH PUZZLES

PUZZLE 8

What mathematical symbol can be put between 5 and 9, to get a number bigger than 5 and smaller than 9?

PUZZLE 9

The following multiplication example uses every digit from 0 to 9 once (not counting the intermediate steps). Fill in the missing numbers.

7 _ _  *   4 _  =  _ _ _ _ _

PUZZLE 10

Here's a simple multiplication problem in which each letter represents a different digit. Can you solve it?

IF * AT = FIAT

PUZZLE 11:

Write down the next number in this series:

18,46,94,63,52, ?

PUZZLE12:

Find the next letter in the series:

O,T,T,F,F,S,S,E,?

PUZZLE 13:

How many two-digit positive whole numbers are there?

PUZZLE 14:

Find four consecutive prime numbers that add up to 220.

SOLUTIONS

 
PUZZLE 8 : A Decimal Point. 5.9
 
PUZZLE 9 : 715 * 46 = 32890
 
PUZZLE 10 : IF = 41. AT = 35. FIAT = 1435.


PUZZLE 11 : 61. Each is a perfect square read from back to front


PUZZLE 12 : N –  The series is the first letter of the numbers 1, 2,3,4,5,6,7,8, ? .so the next letter is N the first letter of Nine.  1[One],2[Two], 3 [Three], … 8[Eight], 9 [Nine].


PUZZLE 13: 90


PUZZLE 14:  47,53,59,61.
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