Please use excel... for notes thank you. I need to know the formulas.

What combination of units of products X. Y and 2 will maximize total utility for a person whose budget is P1,500 and whose total utility schedule is shown in the following table. Price Px=80 33:15!) 33:50 GYMMM 1 35 70 50 2 66 137 94 3 96 203 133 4 124 267 167 5 150 329 197 6 171 385 218 7 191 434 235 8 209 473 246 9 222 501 249 10 234 513 251 Legend: pi = Price per unit of product i (L: x. y, 2) 1U; Total Utility of producti, (i= x, y, 2)