When divided by 5, x has a remainder of 4 and y has a remainder of 2. Which of the following could be the remainder when x + y is divided by 10?  Choose the most appropriate option.
A) 6  B) 7  C) 8  D) 9  E) 0
x = 5k+4 and y = 5j+2   x+y = 5(j+k) + 6   When divided by 10, the remainder is either 6 or 1.   The answer is 6.
<result>A</result>
When divided by 5, x has a remainder of 4 and y has a remainder of 2. Which of the following could be the remainder when x + y is divided by 10?