The percentage of people accessing the internet increased from 61% in 2000 to 83% in 2012 whats the absolute change in percentage points

The number of hours per week that the television is turned on is determined for each family in a sample. the mean of the data is 37 hours and the median is 33.2 hours. twenty-four of the families in the sample turned on the television for 22 hours or less for the week. the 13th percentile of the data is 22 hours. approximately how many families are in the sample? round your answer to the nearest integer.

The volume of a sphere is increased by 6%. calculate the corresponding percentage increased in it area.

What are the coordinates of the image of p for a dilation with center (0, 0) and scale factor 2