Bicycle race route
The bicycle race route rises for two-fifths of its length, descends for three-eighths, and is flat for the rest. If the length of the uphill section is 4 km longer than the length of the downhill section, how long is the race route?
a) 160 km b) 100 km c) 120 km d) 150 km
Your answer:
a) 160 km b) 100 km c) 120 km d) 150 km
Your answer:
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