1.2.3.4.5.6.7. из этих цифр должен выйти =40 можно вставить +,-

вот так 12+34-5+6-7=40

1)let's find profit maximizing point for perfect competition

mr=mc

100-10q=10+5q

15q=90

q=6

as we have quantaty, we can find average revenue which equals price : p=ar=tr/q

p=100-5q=100-30=70

that's the

good luck!

if you have any questions you may ask