How much is 0.285714285714286 as a fraction

Determine the difference: 3.2 × 1010 – 1.1 × 1010. write your answer in scientific notation.

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%

East black horse $0.25 total budget is $555 it'll cost $115 for other supplies about how many flyers do you think we can buy