Write an expression for the calculation 2/3 times the sum of 2/8 and 4/8

When turned about its axis of rotation, which shape could have created this three-dimensional object?

The sat and act tests use very different grading scales. the sat math scores follow a normal distribution with mean 518 and standard deviation of 118. the act math scores follow a normal distribution with mean 20.7 and standard deviation of 5. suppose regan scores a 754 on the math portion of the sat. how much would her sister veronica need to score on the math portion of the act to meet or beat regan's score?

Write the slope-intercept form of the line that passes through the point (1, 0) and is parallel to x - y = 7. t