The answer is D: rectangle
He would spend $46.57, I think(I am not that good with rounding)
To convert the inches portion of the measurement to feet, divide the inches by 12. Then add that number to the feet. Multiply the sum by 0.25 to get the number of inches on the scale drawing.
When you have this many to do, a spreadsheet or calculator is helpful.
br: 2.625 by 2.750
lr: 6.250 by 4.667
kit: 3.375 by 2.000
dr: 3.000 by 2.500
The dimensions are listed here in the order given in the problem statement. Your answer is requested to be shortest dimension first, so you will need to reverse the numbers for all but the first one.
The answer would be 2n^2+3n+ 8n-1
Z^5/8
You can tell this because exponents get added together when multiplying and the fact that the fraction goes down by a multiple of 1/8.