The task is to generate the correct answer for a given math problem.

Problem: james took a 3 - hour bike ride . in the second hour he travlled 12 miles , which was 20 percent farther than he traveled the first hour . if he traveled 25 percent farther in the third hour than he did in the second hour , how many miles did jose travel during the entire ride ?
37.0

Problem: what ratio must a shopkeeper mix peas and soybean of rs . 16 and rs . 25 / kg , as to obtain a mixture of rs . 21.50 ?
7 : 11

Problem: if 3 / w + 3 / x = 3 / y and wx = y , then the average ( arithmetic mean ) of w and x is

1 / 2