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Primary 4 | Maths
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Date Posted: 3 years ago
Views: 185
The answer is (1) 360m
Since the average speed of Rex is twice the average speed of Jen, and Rex had covered 240m when he meets Jen, Jen would have covered half of that which is 120m, (she is at half his speed)
240 + 120 = 360
Since the average speed of Rex is twice the average speed of Jen, and Rex had covered 240m when he meets Jen, Jen would have covered half of that which is 120m, (she is at half his speed)
240 + 120 = 360
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Rex travels 240
Jen will travel 240/2 as half of Rex’s speed
Jen will travel 240/2 as half of Rex’s speed
Date Posted:
3 years ago
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