3 years ago

If you bike for 60km at 30km/h and return at 20km/h what is your average speed for the whole trip

Mathematics

1 answer:

EastWind [94]3 years ago

6 0

Your average speed is 24Km/h

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vazorg [7]

Answer:

x = 58

Step-by-step explanation:

Angle = 1/2(difference of intercepted arcs)

51 = 1/2 ( 160 -x)

Multiply each side by 2

2*51 = 160-x

102 = 160-x

Subtract 160

102 -160 = -x

-58 = -x

58 =x

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2 years ago

Which expression is equivalent to 36a-12b? <br><br> 3(6a-2b). 6(6a-2b). 3(6a+2b). 6(6a+2b)

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Step-by-step explanation:

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stira [4]

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2 years ago

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ki77a [65]

Solution:

we have been asked to find

The expression is equivalent to $7/10-2/10$

we can simplify the given expression as below

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irinina [24]

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Female- 451
Male- 343

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2 years ago