Answer: She can cut 49 pieces from the ball of string that’s is 100 feet.
Step-by-step explanation: Given that Carla is cutting pieces of string that are exactly
inches long.
We are to find the number of pieces that she can cut from a ball of string with weight 100 feet.
We know that
1 feet = 12 inches.
So, 100 feet = 1200 inches.
Also,

Now, the number of pieces with length
inches = 1.
So, the number of pieces with length 1 inch will be

Therefore, the number of pieces that can be cut from 1200 inches is given by

Thus, she can cut 49 pieces from the ball of string that’s is 100 feet.