Question 550729
On Monday, Jim had x dollars. 
On each subsequent day, he has half the money compared to the previous day,
 How many dollars does Jim have n weeks after Monday?
:
x amt is halved every day therefore the number of halving operations = 7n 
{{{(1/2)^(7n)}}}
the above value is multiplied by the original amt x
{{{(1/2)^(7n)}}} * x; (the C answer)