SOLUTION: Suppose that you have saved P25 the first day a week, P50 on the second day, P100 on the third day, and continue to double your savings each day? How much will you save on the 20th

Algebra ->  Sequences-and-series -> SOLUTION: Suppose that you have saved P25 the first day a week, P50 on the second day, P100 on the third day, and continue to double your savings each day? How much will you save on the 20th      Log On


   



Question 979015: Suppose that you have saved P25 the first day a week, P50 on the second day, P100 on the third day, and continue to double your savings each day? How much will you save on the 20th day? What will be your total savings for 20 days?
Answer by Edwin McCravy(20055) About Me  (Show Source):
You can put this solution on YOUR website!

S%5Bn%5D%22=%22%22%28a%5B1%5D%28r%5En-1%29%29%2F%28r-1%29

S%5B20%5D%22=%22%22%2825%282%5E20-1%29%29%2F%282-1%29

S%5B20%5D%22=%22%22%2825%281048576-1%29%29%2F1

S%5B20%5D%22=%22%2225%281048575%29

S%5B20%5D%22=%22%2226214400

Answer:  P26214400

Edwin