Noah's class held a food drive for the holidays. there are a total of 25 students in his class. on average, each boy and each girl brought in 3 cans of food apiece. if the class brought in a total of 75 cans of food, how many boys and how many girls are in the class?

Hassan bought a package of tofu. the temperature of the tofu was 14° celsius when hassan put the package into the freezer. he left the tofu in the freezer until it reached –19° celsius. which expressions explain how to find the change in temperature, in degrees celsius, of the package of tofu? select three that apply.