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irakobra [83]
1 year ago
12

John runs at different speeds as part of his training program. The graph shows his target heart rate at different times during h

is workout. On which interval is the target heart rate strictly increasing then strictly decreasing?
Geography
1 answer:
SpyIntel [72]1 year ago
6 0
Correct option is B)
Clearly, from graph the curve increases from x=40 to x=50 and then it start decreasing from x=50 to x=60.
Hence, option B is correct.
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