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zhuklara [117]
3 years ago
8

Donna, Neil, and Frank are siblings. Donna is the oldest. Frank’s age is 1/4 of Donna’s age. Right in equation to represent Fran

k’s age F if Diana‘s age is D years.
Mathematics
1 answer:
shusha [124]3 years ago
8 0
D of 1/4 = F
    OR
D x 1/4= F
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What equation shows 10x-2y=10 in slope intercept form
Vesna [10]
10x-2y=10 We need to solve this equation for "y" to put it into slope intercept form:

10x-2y=10
-2y = -10x +10 Subtracted 10x from both sides
y = 5x - 5 Divided both sides by -2

y = 5x - 5 Is slope intercept form
5 0
3 years ago
Julio and his friend ordered five pizzas they know that 1/3 of a pizza will serve one person how many servings are there? Please
Ket [755]
Okay, so if 1/3 of a pizza is a serving, you would have to know that 1 pizza contains 3 servings. 

Multiply 5*3 for your answer.

5*3= 15

That is 15 servings. 

I hope this helped you!

Brainliest answer would be appreciated!
5 0
3 years ago
A bacteria culture starts with 1000 bacteria and the number doubles every 40 minutes. (a) find a formula for the number of bacte
vfiekz [6]

The formula for the number of bacteria at time t is 1000 x (2^t).

The number of bacteria after one hour is 2828

The number of minutes for there to be 50,000 bacteria is 324 minutes.

<h3>What is the number of bacteria after 1 hour?
</h3>

The exponential function that can be used to determine the number of bacteria with the passage of time is:

initial population x (rate of increase)^t

1000 x (2^t).

Population after 1 hour : 1000 x 2^(60/40) = 2828

Time when there would be 50,000 bacteria : In(FV / PV) / r

Where:

  • FV = future bacteria population = 50,000
  • PV = present bacteria population = 1000
  • r = rate of increase = 100%

In (50,000 / 1000)

In 50 / 1  = 3.91 hours x 60 = 324 minutes

To learn more about exponential functions, please check: brainly.com/question/26331578

#SPJ1

5 0
1 year ago
PLEASE HELP ME OUT <br> EASY POINTS HERE :)
liubo4ka [24]

Answer: A

Step-by-step explanation:

4 0
3 years ago
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Find the missing number in the pythagoras triplet. 9,12,___
CaHeK987 [17]
15

add 3 to 9 and it’s 15
6 0
3 years ago
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