Which fraction is greater than the fraction 3: 8,
a. 1: 4
b. 7: 16
c. 1: 8
d. 3 : 16

Look, that:



(in second and fourth fractions just divide nominator and denominator by 2). Greater than 3/8  is  this fraction, which has nominator greater than 3.  It is  3.5/8.  So  7:16  - answer b)

The answer is B.