This Starter requires Flash but a version that does not require Flash can be found here:
Change the numbers on the apples so that the number on the lemon is 88.
[Double click an apple number to change it]
The Lemon Law states that the numbers on the apples are all single digit positive integers. The numbers on the oranges combine the apple numbers as tens and units. The number on the lemon is the sum of the oranges.
Can 88 be made according to the lemon law?
If not, can you prove it?
If it can be, how many different ways can it be done?
Which numbers can be made by the lemon law?
Topics: Starter  Algebra  Functions  Puzzles
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Previous Day  This starter is for 12 January  Next Day
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