Kevin and jay are shoveling snow. It takes jay 15 minutes to shovel a driveway and Kevin 20 minutes to shovel the same size driveway. If they work together on a driveway, how long will it take jay and Kevin to shovel it together? Round to the nearest tenth of a minute

Given a = {(1, , 5)(6,4)}, b = {(2,0)(4, ,5)(0, 0)) and c = {(1, 1)(0, 2)(0, 3)(0, ,5)}, answer the following multiple choice question: from the list of sets a, b, and c, state the domain of set b. domain of set b: {0, 6,5} domain of set b: {2, 4,-4, 0} set b does not have a domain