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Square Routes

How many four digit square numbers are composed of even numerals? What four digit square numbers can be reversed and become the square of another number?

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Digat

What is the value of the digit A in the sum below: [3(230 + A)]^2 = 49280A

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Triangular Triples

Show that 8778, 10296 and 13530 are three triangular numbers and that they form a Pythagorean triple.

Time of Birth

Age 11 to 14 Challenge Level:
A woman was born in a year that was a square number, lived a square number of years and died in a year that was also a square number.

When was she born?