Mathematics, 03.02.2020 20:54 annan65

Challenge 1:
the sum of two numbers is 20, and the difference between their squares is 40. find the numbers.
challenge 2:
what is the number?
it is greater than 15 squared. it is not a multiple of 3 or 5, but a multiple of 4. it is less than 20
squared. it is not a multiple of 17. it is a square number.

Answers: 1

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Challenge 1:
the sum of two numbers is 20, and the difference between their squares is 40. fi...