MATH PROBLEM PLEASE HELP!!!?

Question

You are ordering blinds for your bedroom windows. The ordering instructions are to measure the width of the window in inches and add a half-inch to this measurement. So, the blind width you orde is given by the expression w + 0.5 where W is the width of your window.

A. One of your windows measures 27 inches wide. What width blind should you order?

B. The other window measures 28.5 inches wide. What width blind should you order?

Answer 1

w+0.5

27+0.5=27.5

28.5+.5=29

Answer 2

A.27.5

B.29

Answer 3

A. 27.5 in. blinds

B. 29 in. blinds