Answer:
47.45
Step-by-step explanation:
This is an arithmetic progression or regression there fore the formulae to use is a+(n-1) d
a = first term = 50
n = number of week= 52
d= common difference= -0.05 or 5%
50+(52-1)*-0.05= 50 + (51)*-0.05
= 50 - 2.55 = 47.45
He will be selling approximately 47 lord of the Rings shirts at the beginning of the coming year
