Advantage housekeeping service prepares a monthly income statement. for the past month, it collected $3,150 from customers for its services. it had $70 in allowances for jobs that had to be redone. operating expenses included salaries and wages of $1,800, supplies of $315, and other expenses of $94. what was its net income for the month?

Easy points boii. read it. ya. fresh

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.

If set d is not the empty set but is a subset of set e, then which of the following is true? d ∩ e = d d ∩ e = e d ∩ e = ∅