What is the ratio for the volumes of two similar spheres given that the ratio of their radii is 2: 7

You put the following items into your rucksack. ham 600 g cheese 380 g tomatoes 270 g how much do all the ingredients weigh in total?

One of the inventors of integrated circuits observed that the number of transistors that fit on an integrated circuit will double every 24 months. what type of relationship most appropriately models this situation?

Solve this system of equations. 12x − 18y = 27 4x − 6y = 10