? x 48 = 173 x 240	Choose the most appropriate option.
A) 545
B) 685
C) 865
D) 495
E) 534

Rationale: "let y x 48 = 173 x 240 then y = ( 173 x 240 ) / 48 = 173 x 5 = 865 . answer : c"
Answer: C