Question 378112
John was 10 years older than Jane 10 years ago. Jim was 5 years younger than John 10 years ago. If Jane is 25 now what is the present age of John and Jim? 
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Jane -------25 years now
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10 years ago jane - 15 years
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John 10 years ago was 10 years older than Jane  ----15+10=25 years 
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Jim ------ 5 years younger than John 10 years ago -------20 years
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Jim = 10+20=30 years now
John = 25+10 = 35 years now.