YOU ARE TRANSPORTING MANGOES BY AIRCRAFT FROM MANILA TO SINGAPORE....

2. You are transporting mangoes by aircraft from Manila to Singapore. There are 12

planes available with the following weight capacities: 2, 2, 3, 3, 4, 7, 8, 8, 10, 10,

11 and 13 tons. Since no two planes may be assigned to the same route, then you

may direct each plane to one of the following 12 routes:

Bangkok–Singapore

Hong Kong–Kuala Lumpur

Hong Kong–Singapore

Jakarta–Singapore

Kuala Lumpur–Bangkok

Kuala Lumpur–Singapore

Manila–Hong Kong

Manila–Jakarta

Manila–Kuala Lumpur

Manila–Taipei

Taipei–Bangkok

Taipei–Hong Kong

What is the maximum number of tons of mangoes you can ship from Manila to

Singapore?