Amarketing firm determined that, of 200 households surveyed, 80 used neither brand a nor brand b soap, 60 used only brand a soap, and for every household that used both brands of soap, 3 used only brand b soap. how many of the 200 households surveyed used both brands of soap?

The school cafeteria can make pizza for approximately $0.30 a slice. the cost of kitchen use and cafeteria staff runs about $200 per day. the pizza den nearby will deliver whole pizzas for $9.00 each. the cafeteria staff cuts the pizza into eight slices and serves them in the usual cafeteria line. with no cooking duties, the staff can be reduced by half, for a fixed cost of $75 per day. should the school cafeteria make or buy its pizzas?

Which of the following distribution systems offers speed and reliability when emergency supplies are needed overseas? a. railroadsb. airfreightc. truckingd. pipelinese. waterways

Review the key ethical and social issues over the last five decades and place each on the timeline in chronological order. note that once you complete this part of the question, you will be unable to adjust your answers.