Can some one help me with this PLZ

Option 3

Step-by-step explanation:

First, you want at least 3 items for each guest. There are 35 guests, so the total amount of items, represented by x+y, must be >= 35*3=105

Next, you cannot spend more than $150, so the total price, represented by 1.3x+1.2y, must be <= 150

Option 3 fulfills both

v = 1/3 a^2h

step-by-step explanation:

the volume is 1/3 a^2h.