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Makovka662 [10]
3 years ago
15

Two cyclists, 63 miles apart, start riding toward each other at the same time. One cycles 2 times as fast as

Mathematics
1 answer:
Tema [17]3 years ago
4 0

Answer:

a) 9r=63

b) 14 mi/h

Step-by-step explanation:

Let say r the speed of the slower cyclist,

2*r the speed of the faster cyclist,

they meet 3 hours later:

a)

<u> (r+2*r)*3=63 </u>

3r*3=63

9r=63

r= 63/9

r=7 (mi/h)

b)

<u>2r=14 (mi/h)</u>

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