1 year ago

Can someone please help will mark brainlist

Mathematics

1 answer:

Virty [35]1 year ago

8 0

Answer:

You can complete the mission 5 times before you earn less than 400 points.

Explanation:

$100(0.8)^n^-^1 < 400$

$(0.8)^n^-^1 < 0.4$

$log 0.8^n < log 0.32$

$n > 5.1$

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fenix001 [56]

Answer:

2 $\frac {{\textrm{feet}}}{{\textrm{minute}}}$

Step-by-step explanation:

Kim was walking down a rocky path. For 4 minutes, the elevation dropped steadily. All together it dropped 8 feet.

So, the change in elevation per minute for the 4 minutes is given by,

$\frac {8}{4} \frac {{\textrm{feet}}}{{\textrm{minute}}}$

= 2 $\frac {{\textrm{feet}}}{{\textrm{minute}}}$

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2 years ago

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Answer:

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2 years ago

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Answer:

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Step-by-step explanation:

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