100 x 0.4 = 40. So 40 students listen to hip hop
At least 14 economy and at least 5 deluxe...total of 45 seats. He makes a bigger profit from selling economy seats....so we need the most economy seats we can get.
45 seats - 5 deluxe = 40 economy
so the most profit would be 40 economy and 5 deluxe
40 economy = (40 x 30) = 1200 profit
5 deluxe = (5 x 25) = 125 profit
for a maximum profit of : $ 1325
No it’s D because it is rise over run and you rise 3 and run 1. 3/1 is simplified to 3.
To find the area you do A=bh(basexheight) 12x8=96
