Please help. WILL MEDAL! A bus goes d miles in h hours and gets there 4 hours late. At what speed should the bus have been driving to have arrived on time? @Loser66 @surjithayer

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okdutchman7 · Answer

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okdutchman7 · Answer

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okdutchman7 · Answer

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okdutchman7 · Answer

Speed my teacher refers to it as rate.

okdutchman7 · Answer

I'm confused.

okdutchman7 · Answer

I just don't understand after $$Speed = \frac{ Distance }{ Time }$$

okdutchman7 · Answer

Yes, I understand that.

okdutchman7 · Answer

yes

okdutchman7 · Answer

$$9\div3$$

okdutchman7 · Answer

$$Speed = \frac{ Distance }{ Time }$$

okdutchman7 · Answer

yes

okdutchman7 · Answer

Not yet. :3

okdutchman7 · Answer

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okdutchman7 · Answer

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okdutchman7 · Answer

@satellite73

agent0smith · Answer

Old speed $$\Large v_{old} = \frac{ d }{ h }$$
New speed $$\Large v_{new} =\frac{ d }{h-4 }$$
You can solve for d then use substitution to get an equation for the new speed in terms of the old one.

anonymous · Answer

Refer to the Mathematica attachment.