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katen-ka-za [31]
3 years ago
7

Is this right? I chose 15.

Mathematics
2 answers:
daser333 [38]3 years ago
7 0

Answer:

Correct, it is 15

Step-by-step explanation:

Because 3 turns into 9, you also want to multiply the other by 3, so you’d do 5x3 to get 15

svet-max [94.6K]3 years ago
6 0

Answer:yes you are correct. The answer is 15

Step-by-step explanation:

You would have to do 9/3=x/5. If you simplify that it would be 3x=45. If you simply further, you would get x=15 so yes you are correct.

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Please help me with number 9 :(
nata0808 [166]

Answer: I think he had started with 60 chips!

<em>have a good day/night! :D</em>

5 0
2 years ago
Tlachihualtepetl is a pyramid in Mexico. Each side of the base measures 450 meters and had an original height of 66 meters. How
LenKa [72]

Answer:

44,55,000 cubic meters of treasure could fit the pyramid.

Step-by-step explanation:

We are given the following in the question:

Base measure = 450 meters

Height  = 66 meters

The volume of the pyramid is given by:

V = \dfrac{AH}{3}

where A is the ares of the base and H is the height of the pyramid.

Putting values, we get,

V = \dfrac{1}{3}\times (450\times 450) \times 66\\\\V = 4455000\text{ cubic meters}

Thus, 4455000 cubic meters of treasure could fit the pyramid.

8 0
3 years ago
Ray is buying some ginger roots to brew some fresh ginger ale. The price of the ginger root is g, and Ray has a coupon for 10% o
kondaur [170]

Step-by-step explanation:

Comparision: Let say you buy chocolate that cost $1. And there was luckily a coupon, for 10% off.

That means after applying the coupon, you will only pay 90% of the original price. Which is

0.9(1) = 0.9

which equals 90 cents.

So let go back to this problem and apply similar thinking.

The price of the original root is g, so for the original price column, check the 3rd cell, g.

Use our comparision problem, by applying the coupon to the chocolate, you will save

1 - 0.9 = 0.1

which is 1/10 of the original price.

In this equation, we can represent this as 0.1g.

So for the second column, shade in 5th cell, 0.1g.

The price would be

(0.9)1 = 0.9

So our equation for this equation will be

0.9g.

So for third column, shade in 1st cell, 0.9g.

7 0
2 years ago
HELPP!!
disa [49]

Answer:

h = -9

Step-by-step explanation:

Try to make the left hand side and the right hand side equal. By dividing like

h = (-27x+72)/(3x-8)

= [-9(3x-8)]/(3x-8)

= -9

When both sides are equal, you can't find the value of x as there are infinitely many solutions of x.

6 0
2 years ago
A colony of bacteria triples in link every 10 minutes. It's length is now 1 mm. How long will be in 40 minutes
Nuetrik [128]
If the bacteria is tripling every 10 minutes, that means the "rate of increase" on that period is 200%, so if say the current amount is "c", 200% of "c" is just 2c, so c + 2c is 3c, a tripled amount.

\bf \textit{Periodic Exponential Growth}\\\\&#10;A=I(1 + r)^{\frac{t}{p}}\qquad &#10;\begin{cases}&#10;A=\textit{accumulated amount}\\&#10;I=\textit{initial amount}\to &1\\&#10;r=rate\to 2\%\to \frac{200}{100}\to &2.00\\&#10;t=\textit{elapsed time}\to &40\\&#10;p=period\to &10&#10;\end{cases}&#10;\\\\\\&#10;A=1(1 + 2)^{\frac{40}{10}}
6 0
3 years ago
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