Identify the constraints on the system other than
x>0 and y> 0.
O x + y 2 80
O 0.4x + 0.5y? 100
6x + 4y = 720
2x + 4y 400
| 6x + 2y = 720
0 4x + 4y 2 400
DONE

If 1/√5+1/√5+1=p+q√r , find the values of p, q and r

Pyotr tchaikovsky sporting goods operates on a 45% overhead based on the selling price, which results in an overhead of $65.34 on the newest version of an air hockey game set. if the air hockey game set costs pyotr tchaikovsky sports $49.32, find the selling price, the markup, and the net profit.

Can some one explain this i got sent this. is this a threat i’m scared