Functions in maths, see image, need on ff(3) and gf

What is the measure of the smallest angle in the diagram? 15 29 32 45

The rectangle shown has a perimeter of 108 cm and the given area. its length is 6 more than five times its width. write and solve a system of equations to find the dimensions of the rectangle.

Astore sells 4 apples for $3 and 3 oranges for $4 if pete buys 12 apples and 12 oranges how much will it cost