Un buzo esta a 10m bajo el Nivel del mar deciende 7m y luego sube 5m ¿A que profundidad (nivel del mar ) esta al final

Suppose i flip two identical coins. what is the probability that i get one head and one tail?

Sanya noticed that the temperature was falling at a steady rate of 1.4 degrees every hour from the time that she first checked her outdoor thermometer. by 6 a.m., the temperature had fallen 21 degrees. which expression can you use to find how many hours earlier she had first checked the thermometer?

Awoman has 14 different shirts: 10 white shirts and 4 red shirts. if she randomly chooses 2 shirts to take with her on vacation, then what is the probability that she will choose two white shirts? show your answer in fraction and percent, round to the nearest whole percent.