By Julia Roberts & Ryan Merrifield A jailed finance worker who fleeced her own gran out of £24k which she spent on JustEat, McDonald’s and William Hill has been ordered to pay back just £84. Amanda Farr, 48, was jailed last year for 18 months after a jury was told she had pilfered from Joyce Hutchings’s savings. The ill-gotten gains were then said to have been spent online with the likes of JustEat, McDonald’s, iTunes and the PlayStation store. A total of 130 transactions also included bets with William Hill and an Amsterdam holiday. The deception left Ms Hutchings, then aged 91 and living in …