If oak wood for a wood stove sells for $100 a cord and fir sells for $90 a cord, what would a delivery of 3 cords of oak and 4 cords of fir cost?
A. $190
B. $855
C. $570
D. $660
E. $705

Acaterer charges $500 plus $30 per guest to cater a wedding. walt and traci don't want to spend more than $8000 on catering. write and solve an inequality in terms of the number of guests, g, that can be invited. a) 30g ? 8000; g ? 267 b) 500g < 8000; g < 16 c) 500 + 30g < 8000; g < 250 d) 500 + 30g ? 8000; g ? 250