The Sanders Garden Shop mixes two types of grass nood into a blend, Bach type of grass has been rated (per pound) according to its shade toleranco, ability to stand up to tramo, and drought resistance, as shown in the table. Type A seed costs $1 and Type B seed
costs $2. If the blend needs to score at least 310 points for shade tolerance, 420 points for tramo resistance, and 750 points for
drought resistance, how many pounds of each type of grass soed should be in the blond to minimize the total cost?
Type A
1
Type B
1
Shade Tolerance
Tramio Resistance
2
1
Drought Resistance
2
a. (35 points) Write the formulation for this linear program. No need to solve it
b. (10 points) Write the formulation in the Lingo programming format