Question

If you save 1 penny on January 1st, 2 on January 2nd, 3 on January 3rd, and continue this pattern for a year (not a leap year), what will the value of your savings, in dollars, be at the end of one year?

Answer 1

how many days are in the year without counting the leap year?

Answer 2

365!

Answer 3

365 in pennies =

Answer 4

A penny everyday -
One year - 365 days
1 penny * 365 days = 365 <----

Answer 5

This is an arithmetic sequence. Try using the following formula.\[1 + 2 + 3 + \cdots + n = \frac{1}{2}n(n+1)\]

Answer 6

1+2+3+....
12 times
\[\sum_{i=1}^{12}n\] = 12(12+1)/2

Answer 7

@charlotte123 I think you misunderstood the question. you will have 1 at the end of January. 3 at the end of February, 6 at the end of march....