Auntie anne’s biggest pumpkin weighs between 50 and 60 pounds. it’s weight is an even number. the digits add up to 9. how much does the pumpkin weigh?

54 lb.

Step-by-step explanation:

We know that the weight of the pumpkin is between 50 and 60 pounds.  The only possible even integers between 50 and 60 are 52, 54, 56 and 58.

Look at 54.  The digits 5 and 4 add up to 9.  Therefore, the answer here is 54 lb.

step-by-step explanation:

hans did not square the 40-unit side; he merely multiplied it by 2.   incorrect.