Task: Question Answering
Input (English): Problem: john invests $ x at the semi - annual constant compounded rate of 2 percent and also does $ 15,000 at the quarterly constant compounded rate of 4 percent. if the interests are the same after 1 year, what is the value of x ? ?
Options: a. 20000, b. 30000, c. 40000, d. 30301.5, e. 50000
Output (English): d