4. Elijah and Claus took a load of pumpkins to the farmer's market. During the first hour, they sold ½ of the
pumpkins plus 1/2 of another pumpkin. In the second hour, they sold 1/3 of the remaining pumpkin plus 1/3 of
another pumpkin. In the third hour, they sold 1/4 of what was left plus 3/4 of another pumpkin. During the final
hour, they sold 1/5 of the pumpkins that were left plus 1/5 of another pumpkin. Elijah and Claus went home
with 19 whole pumpkins. How many pumpkins did they take to the market? Show ALL work. (12 pts)