Is the area of a semicircle with a diameter of x greater than, less than, or equal to the area of a circle with a diameter of 1/2 * x ? Explain.

The means and mean absolute deviations of the individual times of members on two 4x400-meter relay track teams are shown in the table below. means and mean absolute deviations of individual times of members of 4x400-meter relay track teams team a team b mean 59.32 s 59.1 s mean absolute deviation 1.5 s 245 what percent of team b's mean absolute deviation is the difference in the means? 9% 15% 25% 65%

Maria walks a round trip of 0.75 mile to school every day. how many miles will she walk in 4.5 days

0if x and y vary inversely and y=6 as x=7, what is the constant of variation?