Answer:
3. a
4. d
5. a
Step-by-step explanation:
(5x10^4)+(3x10^3)+(8x10^2)+(0x10^1)+6x10^0)
Solution of the equation: 
Step-by-step explanation:
The equation that we have to solve in this problem is:

The first step to do is to rewrite the mixed fractions as improper fractions. We have:

And

So the equation becomes

Now we multiply by 4 each term on both sides, and we get

Now we subtract 29 from both sides,

And finally, we divide both sides by 4:

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In an hour, 80 people could ride the ferris wheel. So, that means in 3 hours 240 people could ride it.
M is the independent variable