John spent 20% of his money on food. He spent 2/5 of the remainder on a toy. The toy cost $12. a) What percentage of his money did he spend on the toy?

b) How much money did he have at first?

Apine tree that is 140 feet tall is added to the sample. how will this outlier affect the shape of the box plot?

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%

What is the common difference for this arithmetic sequence? -6,-2,2,6,10 a.4 b.5 c.3 d.6