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Maths Puzzle
Use only 4 lines of partition, divid the 5cmX7cm fileld into 11 parts.
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self Other Question
How many of the first 100 positive integers are divisible by all the numbers 2, 3, 4 and 5?
Let [x] denote the greatest integer less than or equal to x. Let x and y satisfy the simultaneous equations
y = 2[x] + 2
y = 3[x - 2] + 2.
If x is not an integer, then x + y is