Azul bought 10 reams of paper at the store for a total of 84$. the tax was on the purchase was 4$. what was the cost of each ream? which equation could be used to represent this situation?
a.10r-84=4
b.10r-4=84
c.10r+4= 84
d.4-10r=84

One of every 20 customers reports poor customer service on your company’s customer satisfaction survey. you have just created a new process that should cut the number of poor customer service complaints in half. what percentage of customers would you expect to report poor service after this process is implemented? 1.) 5% 2.) 10% 3.) 2% 4.) 2.5%