Alex earned $7 per hour at his job plus an additional $50 in tips on friday. he earned less than $99 total. write a solution to determine how many hours alex worked that friday.

Use the side-by-side boxplots shown to complete parts (a) through (e). 0 30 60 90 120 y x

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.

Use the net as an aid to compute the surface area of the triangular prism. a) 550 m2 b) 614 m2 c) 670 m2 d) 790 m2