The task is to generate the correct answer for a given math problem.
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Question: Problem: 1370 , x , 1070 , - 180 , - 6430

Answer: 1320

Question: Problem: two trains each 120 m in length each , are running on two parallel lines in opposite directions . if one goes at the speed of 85 km / h while the other travels at 65 km / h . how long will it take for them to pass each other completely .

Answer: 10.07 sec

Question: Problem: what could be the range of a set consisting of odd multiples of 9 ?

Answer:
72