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Anettt [7]
2 years ago
7

Adam jogs at an average speed of 10km/h from his house to the airport. The airport is 7km away from his house. At what time must

Adam leave his house in order for him to reach the airport at 7:20 am.
Mathematics
1 answer:
mote1985 [20]2 years ago
8 0

Answer:

6:38am

Step-by-step explanation:

From the question we are told that

Average speed V_{avg}=10km/h

Distance traveled d=7km

Generally the velocity across a distance is mathematically given given as V=d/t

10=\frac{7}{t}

t=0.7h\\t=42minutes

Therefore

7:20-42 minutes =6:38am

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ASAP! GIVING BRAINLIEST! Please read the question THEN answer correctly! No guessing. Show your work or give an explaination.
mixer [17]

Answer:

B

Step-by-step explanation:

To solve for x, we have to get x by itself. To do this, perform the opposite of what is being done to the equation.

5x+14=k

First, subtract 14 from both sides, because 14 is being added on to 5x. Subtraction is the opposite of addition.

5x+14-14=k-14

5x=k-14

Now, divide both sides by 5, because 5 and x are being multiplied. Division is the opposite of multiplication.

5x/5=k-14/5

x=k-14/5

So, the correct answer is choice B

6 0
3 years ago
Someone pls HELP RN IM IN A HURRY
Serga [27]

BC AB AC

Step-by-step explanation:

the longer the side is visually detected ok

7 0
2 years ago
What is the equation of the circle with center (4, 4) that passes through the point (10, 14)?
Katarina [22]

Answer:

Step-by-step explanation:

You use the given information in the standard form of a circle equation to solve for r.  We have (h, k) which is the center and a point (x, y).  The standard equation for a circle is

(x-h)^2+(y-k)^2=r^2

Filling in:

(10-4)^2+(14-4)^2=r^2 and

6^2+10^2=r^2 and

r^2=136

Now that we used the coordinate we don't need it anymore.  x and y go back into the equation as x and y, not numbers.  We do, however, need the center.  Writing the equation:

(x-4)^2+(y-4)^2=136 which is choice D.

6 0
3 years ago
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Karolina [17]
Do you mind writing out the equation/question deal-o it might help us all some. 
7 0
3 years ago
Anybody happen to know this? Help please
polet [3.4K]

Answer:

It's B, 62.

First, you identify the median, (30,) and use this to identify the first and third quartiles. 2-18 are the first ranges, and 42-81 are the third.

You would need to split the ranges between the first quartile (9) and the third quartile (71).

The interquartile range is the difference between the first and third ranges, making it 62.

8 0
2 years ago
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