If the same person replace a shower head with a low flow showerhead that has a flow rate of 1.5 gallons per minute how much water will be saved in a year assume the length and frequency of the showers does not change

What is the binomial expansion of (2x-3)^5

What is the solution set of the quadratic inequality x^2-5< or equal to 0

Astudent must have an average on five test that is greater than it equal to 80% but less than 90% to receive a final grade of b. devon's greades on the first four test were 78% 62% 91% and 80% what range if grades on the fifth test would give him a b in the course? ( assuming the highest grade is 100%)