The task is to generate the correct answer for a given math problem.
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Question: Problem: what decimal fraction is 90 ml of a litre ?

Answer: . 09


Question: Problem: tickets numbered 1 to 20 are mixed up and then a ticket is drawn at random . what is the probability taht the ticket drawn has a number which is a multiple of 3 or 5 ?

Answer: 9 / 20


Question: Problem: if w / x = 1 / 3 and w / y = 3 / 4 , then ( x + y ) / y =

Answer:
13 / 4