Problem Of The Week

Problem Of The Week (100)

Last Updated (Sunday, 06 July 2008 08:01) Written by Dr.Yeap Ban Har Friday, 04 July 2008 22:18

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Arrange the numbers 1 to 5 to form this shape so that the total of the three numbers in the horizontal row is the same as the total of the three numbers in the vertical row.

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nnn

n

Try with numbers 2 to 6 and 3 to 7.

Level 1: What are the possible totals that you get using numbers 1 to 5? 2 to 6? 3 to 7?

Level 2: What are the possible totals that you get using the numbers 101 to 105? 67 to 71?

Level 3: What are the possible totals that you get using the consecutive numbers n to n + 4?