If x = y^2, and x and y are positive integers, which of the following could be the value of x?  Choose the correct choice from the following answers
A) 24,336
B) 36,847
C) 42,007
D) 49,003
E) 64,643
A square of an integer can have units digit as 0, 1, 4, 5, 6, 9.   B, C, D and E do not have the units digit as 0, 1, 4, 5, 6 or 9. Only option A has the units digit as 6.   24,336nswer: 24,336
<result>A</result>
If x = y^2, and x and y are positive integers, which of the following could be the value of x?