Simrah drives to work and back. Her speedometer before she sets off is 57874, and after she returns is 58078. Her car does 32 miles per gallon. Petrol costs £1.55 per litre. To the nearest penny, how much does it cost for her to go to work and back? (Assume 1 gallon = 4.5 litres)
a) £13.43
b) £14.27
c) £15.61
d) £16.98