Convert 5 1/7 to a fractional notation

Find the volume of the solid bounded by the plane z=0 and the paraboloid z=1-x^2 –y^2

The water aquarium shark tank is always greater than 25 feet of the water level decreased by 6 feet during cleaning what was the water level before the cleaners took out any water

Sally deposited money into a savings account paying 4% simple interest per year. the first year, she earned $75 in interest. how much interest will she earn during the following year? show your work and explain your reasoning in the space provided below.