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Trava [24]
3 years ago
15

Brainliest if correct Multiply 3/7 by 4/5

Mathematics
1 answer:
DiKsa [7]3 years ago
4 0

Answer:

Step-by-step explanation:

x1 / y1    times x2 / y2       where are two fractions

x1/y1 times x2/y2   = x1 times x2 / y1 times y2   = z1 / z2    z is a new fraction

fractions multiply like regular wholes number, which can also be represented in fractional form

Examples:

2/1   times 3/1 = 2x3 /1x1   6/1

10/2 x 18/3 = 180/6     now look at 10/2 = 5     18/3 = 6    5x6 =  30    

  5  x    6    = 30

Now apply to your fractions:

3/7 x 4/5   =   3x4 / 7x5    

12/35  

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Henrietta did an experiment. She started out with 700 bacteria cells. She found that the growth rate of the bacteria cells was 5
poizon [28]

Answer:

The graph in the attached figure

Step-by-step explanation:

we have a exponential function of the form

y=a(b^x)

where

y ---> is the population of bacteria

x ---> the number of hours

a is the initial value or y-intercept

b is the base of the exponential function

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b=(1+r)

we have

a=700\ bacteria

r=5\%=5/100=0.05

so

b=1+0.05=1.05

substitute

y=700(1.05^x)

For x=20 hours

substitute in the equation and solve for y

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4 0
3 years ago
....Help Please......
Bogdan [553]

Answer:

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Step-by-step explanation:

subtract the total by the other number (coverage)

3 0
2 years ago
Read 2 more answers
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pshichka [43]
8*2=16 
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3 years ago
The problem solving template is a tool which can be used to help solve difficult problems. For this sample work you will use the
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27

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A=πr²

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first option is answer
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2 years ago
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