Brain Teasers
Balance Beams 2
Two beams (rows of numbers) are given below. The first beam has a sum of 17; the second beam has a sum of 22. Your challenge is to balance the beams, so that the two rows have the same sum. You are only allowed to move two numbers; all of the numbers must be used in the answer.
1 2 5 9
3 4 7 8
1 2 5 9
3 4 7 8
Hint
The sum of all the numbers is odd.One of the numbers must be moved in a tricky way to make a larger number.
Answer
Move the 1 to the bottom row, placing it immediately to the left of the 3, making a 13.Move the 8 to the top row. Both beams now have a sum of 24.
8 2 5 9
13 4 7
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Comments
Nice idea. Nice challenge. I tried it but didn't finish.
Gave it tops in fun, anyway..
AND .... hey ! big contest going on over in #50305. Give it a try !!
BB02
Gave it tops in fun, anyway..
AND .... hey ! big contest going on over in #50305. Give it a try !!
BB02
nice
Triivial
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