2:3:9......added together = 14
2/14 (500) = 1000/14 = 71.43
3/14 (500) = 1500/14 = 107.14
9/14 (500) = 4500/14 = 321.43
Answer:
Minimum amount of sets needed = 11 sets
Step-by-step explanation:
Total number of needed spoons = 410
Total number of available spoons = 278
Amount needed to be bought = 132 spoons
each set has 12 spoons
Therefore minimum amount of sets needed = 132/12 = 11 sets