A company designs microphones for use in conference rooms. A new microphone needs to focus on the person speaking and not the voices of other people in the room. Which polar equation would best match the desired audible
range of the microphone?

Mr switzer needs to buy new 1-foot tiles to cover his bathroom floor. the floor is 12 feet long and 8 feet wide. each square foot of tile will cost $1.79. in dollars what will be the total cost of the tiles he needs to buy.

Nick and nora are married and have three children in college. they have an adjusted gross income of 47,400. if their standard deduction is 12,600 itemized deductions are 14,200 and they get an exemption of 4000 for each adult and each dependent what is their taxable income

Julius sold five times as many computers as sam sold last year. in total, they sold 78 computers. how many computers did julius sell?