Using the rule of 72, t = StartFraction 72 Over r EndFraction, how long will it take for the principal to double with an annual compound interest rate of 6%?

The answer is lol i dont know

Use a graph site then you will find your answer

the law of definite proportions states samples of a compound will always contain the same proportion of elements by mass. in other words, a given compound will always contain the same elements in the same proportions by mass.the law of multiple proportions states when two elements combine with each other to form more than one compound, then the weights of one element that combine with a fixed weight of the other are in a ratio of small whole numbers.