Aforest covers 43000 acres. a survey finds that 0.2% of the forrest is old growth trees. how many acres of old growth trees are there

On a piece of paper graph f(x)=5•(0.4)^x

Simplify this expression.2(10) + 2(x – 4) a. 2x + 16 b. x + 12 c. 2x + 12 d. x + 16

Rena is building a 1: 180 scale model of a real castle. her model has a rectangular base that is 3 feet wide and 4 feet long what is the area of the base of the actual castle in square feet