1 A tree in Keiko's backyard has been growing for 5
2
years. The tree is
12 / 2
meters tall.
What is the unit rate in meters per year? Write your answer as a fraction or a mixed number in simplest form.
meters per year

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.

Evaluate cos2θ for cosθ = square root of 3/2

Witch represents the inverse of the function f(x)=1/4x-12