What is the remainder when (55)(57) is divided by 7?
Pick:	A) 1	B) 2	C) 3	D) 5	E) 6
(55)(57) = (56-1)(56+1) = 56^2 - 1 which is 1 less than a multiple of 7.   Then the remainder will be 6.   The answer is 6.
<result>E</result>
What is the remainder when (55)(57) is divided by 7?