exam
Maths Puzzle
Numerical Ability
The number that results when an integer is multiplied by itself CANNOT end in which of the following digits?
(A) 1
(B) 4
(C) 5
(D) 6
(E) 8
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exam Other Question
-5 is greater than B and equal to or greater than 4
Simplify completely:
(x+7)/(x-7)divided by (x^2-49)/(7-x)