How long will it take for a $2000 investment to grow to $3178 at an annual rate of 8.6%, compounded semiannually? Assume that no withdrawals are made

It took alice 5 5/6 hours to drive to her grandparents' house for . on the way home, she ran into traffic and it took her 7 3/8 hours. how much longer did the return trip take? write your answer as a proper fraction or mixed number in simplest form. the trip home took __hours longer. ?

What’s -11-33k and factor each expression completely

The ph level of a blueberry is 3.1 what is the hydrogen-ion concentration [h+] for the blueberry