Well to reach that magic 50% ...
Vicky needs to lose 47 more pounds
Ed needs to lose 84 more pounds
Heba needs to lose 70 more pounds
Michelle needs to lose 41 more pounds
(Give or take a pound)
I forgot that Ed is a chef - I don't see him making as much of an effort because he did plead for Heba - I bet they think that Heba will be in the final three ...