Question

How do I calculate something like this: The current price of gas is 2 dollars. If it increases 2% monthly, when will it reach 4.5 dollars.

Answer 1

new amount = original amount(1 + percent increase)^t

solve for t

do you know where to go from here?

Answer 2

is t monthly or yearly?

Answer 3

Can I do 4.5 = 2 ^ 0.02(12)

Answer 4

@vocaloid help me!

Answer 5

almost

Answer 6

4.5 = 2 ^ 1.02(t)

Answer 7

solve for t

Answer 8

t will be in months. you don't have to convert unless the problem says to

Answer 9

ohh interesting. I feel dumb because this should be easy.

Answer 10

nah, it's ok

Answer 11

do you know how to find t now?

Answer 12

yeah, logarithms. My weakness in math is exponential, because there are so many different formulas, and interests and stuff.

Answer 13

ok ^^

let me know if you need help