An exam consists of 200 questions to be solved in 3 hours, out of which 50 are maths questions. It is suggested that twice as much time be spent on each math question as for each other question. How many minutes should be spent on maths problems? Choose the correct answer
A) 36/25 minutes  B) 36/24 minutes  C) 36/26 minutes  D) 35/25 minutes  E) 34/25 minutes
x=time for each math problem   y= time for every other problem   50x+150y=180 minutes   x=2y because spent twic as much time on the math problems as the other   50(2y)+150y=180   100y+150y=180   250y=180   y= 180/250=18/25 of a minute per problem on the other questions   x=2(18/25)   x=36/25 minutes   36/25 minutesNSWER:36/25 minutes
<result>A</result>
An exam consists of 200 questions to be solved in 3 hours, out of which 50 are maths questions. It is suggested that twice as much time be spent on each math question as for each other question. How many minutes should be spent on maths problems?