Task: Question Answering
Input (English): Problem: there are 20 cm, 21 cm, 22 cm, 23 cm, 24 cm, 25 cm rods of quantities 23, 64, 32 respectively. find average of this data.
Options: a. 32.25, b. 21.45, c. 45, d. 22.45, e. 22
Output (English): d