Task: Question Answering
Input (English): Problem: one ball will drop from a certain height. the height it will reach after rebounding from the floor is 50 percent of the previous height. the total travel is 225 cm when it touches the floor on third time. what is the value of the original height ?
Options: a. 80 cm, b. 90 cm, c. 100 cm, d. 120 cm, e. 130 cm
Output (English): b