V = 7 x 4 x 15 = 420 inches^3
The answer to ur question is $2171.40. to find the answer out you would divide 2,100 by 100 then multiply that by 3.4 and ur answer would be 71.4 and jus add that to his total and u have ur answer
1) 32w -40
2) -275
Lmk if it helped you
