What is 3 1/2 multiplied by 3 3/4 as a mixed number or fraction

On average, how many more hits will he get when he bats 100 times at home during the day as opposed to 100 times away at night?

How many credit hours will a student have to take for the two tuition costs to be equal? round the answer to the nearest tenth of an hour.

David estimated he had about 20 fish in his pond. a year later, there were about 1.5 times as many fish. the year after that, the number of fish increased by a factor of 1.5 again. the number of fish is modeled by f(x)=20(1.5)^x. create a question you could ask that could be answered only by graphing or using a logarithm.