Explain how to use the break apart strategy to find 247+358?

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 measure of an angle is 117°. what is the measure of a supplementary angle?

Use the elimination method to solve the systems of equations.choose the correct ordered pair. 7x+4y=39