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George and Joyce drove in opposite directions towards each other.
George and Joyce left Village X and Village Y respectively at 0900 and passed each other at 1130.
2 h later George reached Village Y but Joyce was 90 km away from Village X.
(a) How long did George and Joyce take to meet?
(b) What is the distance between the 2 villages?
(c) What is George's average speed for the journey?
(d) What was Joyce's average speed for the journey?
Notes to student: