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Zigmanuir [339]
3 years ago
14

Question 3(Multiple Choice Worth 5 points)

Mathematics
1 answer:
Zanzabum3 years ago
4 0

Answer:

0.3

Step-by-step explanation:

just divide on a calculator 3/9 and u get 0.3

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Two boys on bicycles, 45 miles apart, began racing directly toward each other. The instant they started, a fly on the handle bar
BlackZzzverrR [31]

Complete question is: Each bicycle have speed 10 mi/h and fly flies at 21 mi/h. How far the fly flies?

Answer:

47.25 mi

Step-by-step explanation:

The relative velocity of the bicycles is 10+10 = 20 mi/h

Time in which the two bicycles meet:

t=\frac{45}{20} = 2.25 h

Distance covered by fly:

d=vt\\d=21mi/h\times 2.25h \\d=47.25 mi

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