Khalil took a train from san francisco to san jose, which is a distance of 54 miles. the train took 45 minutes for the trip. what was the average speed of the train expressed in miles per hour?

The table shows the balance of a money market account over time. write a function that represents the balance y(in dollars) after t years.

Aresearch group wants to find the opinions’ of city residents on the construction of a new downtown parking garage. what is the population of the survey downtown shoppers downtown visitors downtown workers city residents

At the beginning of 1974/75,2 years a man invested #2000 in a bank at 12.5% compound interest, if it degree #650 at the end of each two years to pay his son's school fees, after payment of interest to pay his son's school fees, how much did he have left at the beginning of the 1978/79 school year?