An agriculture research firm is testing a new type of technique for growing plants. They keep track of the number of seeds in each plot and the number of healthy plants that grow for the plot. The data is given in the table.

# of seeds 50 45 53 51 47

# of healthy plants 23 19 22 20 19

One particular plot had 22 healthy plants and a residual of 2.684. How many seeds were planted in that plot? HINT: the answer is NOT 53 from the given