If your invest $150 at 7% interest compounded annually, in how many years will you have $400? . give your answer of the nearest tenth of a year?

14.5 years.

Step-by-step explanation:

Given that you invest $150 at 7% interest compounded annually. Now we need to find about in how many years will you have $400. Then round the  answer ot the nearest tenth of a year.

So plug the given values into compound interest formula.

Which is approx 14.5 years.

idk

step-by-step explanation:

probably .5

i can on others if necessary.