exam
Maths Puzzle
Numerical Ability
nine times the first of two consecutive odd integers equals seven times second. find the integers.
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exam Other Question
find two consecutive numbers whose product is 72
I can't find the correct arrangement. Can you help me?
x^2-y^2-4y-4/x^2-y^2-4x+4
x^2-y^2-z^2-2yz/x^2-y^2+z^2-2xz