Turning off the water while brushing your teeth saves 380 centilliters of water. How many litres of water can you save if you turn off the water the next 2 times you brush your teeth.

Isuck at math ; ^; m a student solved this problem and said the answer is 3 feet. chase had a roll of ribbon that contained 7 7/8  feet of ribbon. he cut off one piece that was 3 5/8  feet long and another piece that was 1 1/4  feet from the roll. how much ribbon was left on the roll? is the student's answer reasonable? yes, the answer is reasonable. no, the answer is not reasonable. it should be about 2 feet. no, the answer is not reasonable. it should be about 13 feet. no, the answer is not reasonable. it should be about 4 feet.

Aline passes through the point (–7, 5) and has a slope of 1/2 which is another point that the line passes through?

Find the condition that the zeros of the polynomial f(x) = x^3+3px^2+3px+r may be in a.p.