top button
Flag Notify
    Connect to us
      Site Registration

Site Registration

Use 1 to 9 digit exactly once and make 9 pairs (a,b) such that a/b=1/2, 1/3, 1/4...1/9?

+1 vote
130 views

Use 1 to 9 digit and make 9 pairs (a,b) such that a/b=1/2, 1/3, 1/4...1/9?

Example: One such pair is (6729, 12358) where 6729/13458=1/2

posted Oct 14, 2017 by anonymous

Looking for solution? Promote on:
Facebook Share Button Twitter Share Button LinkedIn Share Button




Similar Puzzles
0 votes

Use digits from 1 to 9 once in such a way that each digit is used in the boxes and are not repeated.

enter image description here

With the help of the mathematical signs, the digits are supposed from the top to bottom and form a mathematical equation where each digit is used only once.

+1 vote

How many different numbers can you make if you use the digits 1, 2, 3, 4 once each, in any order, and a times sign. For instance 31x24, or 2x413.

0 votes

Use the digits from 1 up to 9 and make 100.

Follow the rules.
=> Each digit should be used only once.
=> You can only use addition.
=> For making a number, two single digits can be combined (example, 4 and 2 can be combined to form 42 or 24)
=> A fraction can also be made by combining the two single digits (example, 4 and 2 can be combined to form 4/2 or 2/4)

How can we do this ?

+1 vote

Using the digits 1, 2, 3 and 4, find the number of 10-digit sequences that can be written so that the difference between any two consecutive digits is 1.

Examples of such 10-digit sequences are ********** and **********.

...