John’s Bar is 60 km away from Ben’s Bar. Doug’s Bar is 40 km away from Kieran’s Bar. John’s Bar is 10 km nearer to Doug’s Bar than to Kieran’s Bar. Can you find out how far away is Doug’s Bar to Ben’s Bar?
A. 75 km
B. 45 km
C. 25 km
D. 65 km

If we let x be the distance from John's Bar to Doug's bar then we can derive the expression,
(x - 10) + x = 40
The value of x from the equation is 25. This means that the distance between John's bar and Dough's bar is 15 km. Since, John's bar and Ben's bar are 60 km apart, the distance between Doug's bar and Ben's bar is 45 km.

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John’s Bar is 60 km away from Ben’s Bar. Doug’s Bar is 40 km away from Kieran’s Bar. John’s Bar is 10 km nearer to Doug’s Bar than to Kieran’s Bar. Can you find out how far away is Doug’s Bar to Ben’s Bar? A. 75 km B. 45 km C. 25 km D. 65 km

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John’s Bar is 60 km away from Ben’s Bar. Doug’s Bar is 40 km away from Kieran’s Bar. John’s Bar is 10 km nearer to Doug’s Bar than to Kieran’s Bar. Can you find out how far away is Doug’s Bar to Ben’s Bar?
A. 75 km
B. 45 km
C. 25 km
D. 65 km