Me this is donr tomorrow and if i don't finish it my teacher will be so mad

Awork system has five stations that have process times of 5, 9, 4, 9, and 8. what is the throughput time of the system?

Ricardo ran the 400 meter race 3 times his fastest time was 54.3 seconds his slowest time was 56.1 seconds if his average time was 55.0 seconds what was his time for the third race

Afruit stand has to decide what to charge for their produce. they need $10 for 4 apples and 4 oranges. they also need $15 for 6 apples and 6 oranges. we put this information into a system of linear equations. can we find a unique price for an apple and an orange?