Question

An album contains x black-and-white photographs and y color photo graphs. If the album contains 24 photographs which of the following cannot be true?
A.x=2y
B.x=3y
C.x=4y
D.x=5y

Answer 1

C x=4y can no be true.
x=4y, total phonographs are 5y
5y cannot be 24 if y is an integer.