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KengaRu [80]
2 years ago
13

7/8 sqare foot in 1/4 hour

Mathematics
2 answers:
babymother [125]2 years ago
8 0

Answer:

2 1/2

Step-by-step explanation:

poizon [28]2 years ago
8 0

Answer:

2 1/2

Step-by-step explanation:

brainliest me plz

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Grade 7 math extra credit
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1/3 * 2400 = 2400/3 = 800
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A square window has an area of x2 + 22x + 121 square feet. Find the length of one side of the square.
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A cup of coffee has approximately 310 mg of caffeine. Each hour, the caffeine in your system decreases by about 35%. How much ca
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Answer:

∴35.97 mg caffeine would be left in the system after 5 hours.

Step-by-step explanation:

Given that,

A cup of coffee has approximately 310 mg of caffeine.

Caffeine decrease at a rate 35% per hour.

Exponential Function:

y(t)=y_0(1-r)^t

y(t)= Amount caffeine after t hours

y_0= Initial amount of caffeine

r= rate of decrease

t = Time in hour.

Here y(t)=?, y_0 = 310 mg, r=35%=0.35, t= 5 hours

y(t)=310(1-0.35)^5

      =35.97 mg

∴35.97 mg caffeine would be left in the system after 5 hours.

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The answer <br> The answer
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10.21

Step-by-step explanation:

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