18) you have 90 minutes to complete at least 18 chemistry and math problems. it takes 5 minutes to complete a chemistry problem and 4 minutes for each math problem. which is a possible solution to this situation? a) 7 chemistry problems and 15 math problems b) 9 chemistry problems and 12 math problems c) 10 chemistry problems and 10 math problems d) 12 chemistry problems and 8 math problems

The standard distance between studs in a house is 1.5 feet. if you have a set of blueprints for a house that mark every 1.5 feet with 2 in., by how many inches will a 13-foot wall be represented?

Amajor grocery store chain is trying to cut down on waste. currently, they get peaches from two different distributors, whole fruits and green grocer. out of a two large shipments, the manager randomly selects items from both suppliers and counts the number of items that are not sell-able due to bruising, disease or other problems. she then makes a confidence interval. is there a significant difference in the quality of the peaches between the two distributors? 95% ci for pw-pg: (0.064, 0.156)

Will give brainliest b. describe the function over each part of its domain. state whether it is constant, increasing, or decreasing, and state the slope over each part.