Use properties to find the sum or product 4 times 47

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.

Varies inversely with x. if y=8.5 when x=-1 find x when y=-1

In a timed typing test lara typed 63 words per minute.estimate the number of words she should be able to type in half in hour show your work