Nathan is riding his scooter to school at a rate of 6 miles per hour

Successful implementation of a new system is based on three independent modules. module 1 works properly with probability 0.96. for modules 2 and 3, these probabilities equal 0.95 and 0.90. compute the probability that at least one of these three modules fails to work properly.

Barbara deposited $300 in the bank. if the bank pays her simple interest at the rate of 4 percent per year, how much money will she have in her account at the end of 9 months?

Your food costs are $5,500. your total food sales are $11,000. what percent of your food sales do the food costs represent?