Determine which of these relations are transitive. The variables x, y, x', y represent integers A.x~y if and only if x +y is pos
itive. B. (x, y)~(x/.y/) if and only if x+yx+y C.x~y if and only if xy 2 0 D.x~y if and only if x + y is even. Ex~y if and only if xy is negative. Fx~y if and only if x-y is a multiple of 10.
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Time taken by Julian to complete 24 km trip to Guelph at 12 km/h =
hours
Time taken by Julian for return trip at 8 km/h = hours
As given, the total distance is 24 + 24 = 48 km.
And the total time is 2 + 3 = 5 hrs.
Hence, the average speed for the entire trip is =
The answer is 9.6 km/hour.