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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?


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

Factors and Multiples Puzzle

Using your knowledge of the properties of numbers, can you fill all the squares on the board?

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?