Tyron takes 5/8 hour to paint a wall. his brother takes 1/3 of the time tyron takes. how long will his brother take to paint 5 similar walls.

Astudent draws two parabolas on graph paper. both parabolas cross the x-axis at (-4, 0) and (6,0). the y-intercept of thefirst parabola is (0, –12). the y-intercept of the second parabola is (0-24). what is the positive difference between the avalues for the two functions that describe the parabolas? write your answer as a decimal rounded to the nearest tenth.

Which expression is rational? 6. , square root two, square root 14, square root 49

The ph level of a blueberry is 3.1 what is the hydrogen-ion concentration [h+] for the blueberry