The task is to generate the correct answer for a given math problem.
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Question: Problem: when the price of a product was decreased by 20 % , the number sold increased by 60 % . what was the effect on the total revenue ?

Answer: 28 %

Question: Problem: a train running at the speed of 72 km / hr crosses a pole in 9 seconds . find the length of the train .

Answer: 180 meter

Question: Problem: in a certain deck of cards , each card has a positive integer written on it , in a multiplication game a child draws a card and multiplies the integer on the card with the next large integer . if the each possible product is between 35 and 200 , then the least and greatest integer on the card would be

Answer:
5 and 1