The distinction between flexible and fixed individual differences is that managers have little or no impact on fixed differences. Fixed differences in this case are often differences where the person who exhibits a certain characteristic is also the person who won't be changing them so soon. And this is a thing where managers have little say over it.
This is what i got
Only 2 of the 25cm cake will fit in a 600mm x 500mm
600mm=60cm
500mm=50cm
60 divided by 25 : 2.4
50 divided by 25 : 2
so the best it could fit is 2 of the 25cm cakes
week 1 : changing water into wine
week 2: healing the Royal officials son
week 3: healing the paralytic at the pool
week: 4 feeding over 5,000 with fish and loaves week : 5 walking on water week 6 healing a man born blind and week : 7 raising lazaurs from the dead