Fatma got 5 tetra fish for her birthday. She has a prism-like water tank whose base area is 0.5 square meters and height is 0.4 meters. Assuming Fatma fills the tank in its entirety, what is the density of the fish in the tank?

Rob spent 25%, percent more time on his research project than he had planned. he spent an extra h hours on the project. which of the following expressions could represent the number of hours rob actually spent on the project? two answers