You toss two dice one time what is the probability of getting an even number on the first die or a sum of 6

What is the inverse of the function f(x) = 2x + 1?

What situation is an example of an observational study

Oscar and julie ashton are celebrating their 15th anniversary by having a reception hall. they have budgeted $4,500 for their reception. if the reception hall charges a $90 cleanup fee plus & 36 per person, find the greatest number of people that they may invite and still stay within their budget.