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motikmotik
3 years ago
15

Roger and Sulee each decomposed 1 1/6.Roger wrote 1/6+1/6+2/6+3/6.Sulee wrote 3/6+4/6. who is correct? Explain

Mathematics
1 answer:
dybincka [34]3 years ago
4 0
The correct answer is Roger
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A Web site goes viral. The number of users triples each day. What is the constant percentage increase each day?
aksik [14]

We know that the number of users triple each day

Let number of users on day 1 be x

⇒ Users on day 2 = 3 * (x) = 3x

and Users on day 3 = 3 * (3x) = 9x

And so on...

% Increase in users from day 1 to day 2 = \frac{\text{Users on Day 2 - Users on Day 1}}{\text{Users on Day 1}} * 100

⇒ % Increase in users from day 1 to day 2 = \frac{3x-x}{x} * 100

⇒ % Increase in users from day 1 to day 2 = \frac{2x}{x} * 100

⇒ % Increase in users from day 1 to day 2 = 200%

Similarly,

% Increase in users from day 2 to day 3 = \frac{\text{Users on Day 3 - Users on Day 2}}{\text{Users on Day 2}} * 100

⇒ % Increase in users from day 2 to day 3 = \frac{9x-3x}{3x} * 100

⇒ % Increase in users from day 2 to day 3 = \frac{6x}{3x} * 100

⇒ % Increase in users from day 2 to day 3 = 200%

Hence, we can see that the percentage increase each day is 200%

3 0
3 years ago
A bag contains 4 red, 2 blue, 6 green and 8 white marbles. What is the probability of selecting a green marble, replacing it, th
solong [7]

Answer:

14.7%

Step-by-step explanation:

Being that there is 4 red, 2 blue, 6 green, 8 white, that means there is 20 marbles, with 8 success, 8/20. Since the marble is not replaced, that drops it to 7/19 for the second pull. Multiply these together and you get 14.7%.

(8/20)*(7/19)=.147

.147*100=14.7

5 0
3 years ago
Calculate the volume and surface area of the pyramid.
serg [7]
1856.8 I think i could be wrong though
3 0
3 years ago
Read 2 more answers
The sum of 3 times a number and 4 is between -8 and 10
sergejj [24]
Equation: 3x+4= -8,10
8 0
3 years ago
This last one!!!! (Maybe)
Andrew [12]

Answer:

142

Step-by-step explanation:

It said to sort it from least to greatest and you did, so we don't need to worry about that. It said ''<u>find the median of the numbers</u>'', which is 137 and 147. Because there are <em>two numbers</em>, we need to work out <em>the middle number</em> of them two.

We start off <em>finding the difference</em> between them <em>which is 10</em> and the middle number of 10 (5). So we just add 5 to 137 (or subtract 5 from 147) which gives us the answer 142

8 0
3 years ago
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