If a and b are positive integers and (a -b) /3.5 - 4/7 , then
A
b< a
B
b>a
C
b =a
D
b>=a
Correct Answer: b< a
(a - b)/ 3.5 = 4/7 = 7 ( a - b) = 4×3.5 = a - b = 14/7 a - b = 2 So, a is greater than b.