This morning, Gabrielle processed two catering orders at the sandwich shop where she works. The first order was for 3 trays of club sandwiches and 5 trays of vegetarian sandwiches, at a cost of $47. The second order, which cost $87, was for 7 trays of club sandwiches and 6 trays of vegetarian sandwiches. How much do the trays cost?

A tray of club sandwiches costs $ , and a tray of vegetarian sandwiches costs $
.

answer: evaluate the objective function at each vertex to determine which - and -values, if any, maximize or minimize the function. example: find the minimum value and maximum value of the objective function f ( x , y ) = 4 x + 5 y , subject to the following constraints

total amount of money that he should pay if he has not used his duty free exemption is $98

step-by-step explanation:

given a united states citizen returning to the states declares the following items at the customs office: 3 shirts at $8.50 each 2 dresses at $27.50 each 1 pair of gold cuff links at $17.50 per pair. we have to find how much he pay

cost of 3 shirts if one cost at $8.50 is

cost of 2 dresses if one cost at $27.50 is  

cost of 1 pair of gold cuff at $17.50

so, total amount of money that he should pay if he has not used his duty free exemption is   $25.5+$55+$17.50=$98