Problema Solution
You have a wooden box. The first day, there is 2 pennies. On Day 2, there are 4 pennies, and on Day 3 there are 8 pennies. How many pennies would there be on Day 15? Create an equation.
Answer provided by our tutors
1st day: 2=2^1 pennies
2nd day: 2*2 = 2^2 pennies
3rd day: 2*2*2 = 2^3 pennies
4th day: 2*2^3 = 2^4 pennies
....
xth day: 2^x pennies
On day 15 that is when x = 15 there are:
2^15 = 32,768 pennies