Which number can be multiplied with a rational number to illustrate that the product of two rational numbers is rational? a) π/3 eliminate b) -2 1/8 c) 31 d) 5

Just tell me how to set up the equation.

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.

F(x) = 1/x g(x)=x-4 can you evaluate (g*f)(0) ? why or why not?