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anastassius [24]
3 years ago
14

Calculate the average speed in (km/hr) of charlie who runs to the store 4km away in 30 minutes? How much will Charlie run in two

hours?
Mathematics
1 answer:
vekshin13 years ago
6 0
If he runs 4km in 30 minutes, then that would mean he runs at about 8km/hour. So in 2 hours, he would run 16km.
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NEED HELP FAST!!! Determine the momentum: An electron (m= 9.1 x 10-31 kg) moving at 2.18 x 106 m/s (as if it were in a Bohr orbi
Greeley [361]

Answer:

fuçk you

Step-by-step explanation:

7 0
4 years ago
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Find the least number by which 243 must be divided to make it a perfect<br> square.
yaroslaw [1]

Answer:

Step-by-step explanation:

  • Well I hate to break the news but 243 is not a perfect square. I'll work you through it, 243 is not a perfect square because it is not an even number. an even number must end in (0,2,4,6,8)
  • Step one. Find the square root. the square root of 243 is <em>15.588. </em>
  • Step two Is it a perfect square. No 243 just cant be a perfect square.
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4 0
3 years ago
HELP HELP HELP !!!!!
Mademuasel [1]

Answer:

4294967296 Kilograms

Step-by-step explanation:

Great Pyramid has 2^21 blocks

2^21 = 2097152, so

2097152 blocks

Blocks weigh 2^11 each

2^11 - 2048, so

2048 kg per block

2097152(number of blocks) x 2048(weight in kilograms per block) = The Great Pyramid in Egypt weighs 4294967296 Kilograms

7 0
3 years ago
Read 2 more answers
Solve.
Varvara68 [4.7K]
<h2>Hello!</h2>

The answer is:

The fourth option,

{s | s <90}

<h2>Why?</h2>

Solving inequalities involves almost the same process of solving equalities for variable isolation.

We are given the inequality:

\frac{1}{3}s-6

So, solving we have:

\frac{1}{3}s-6

Hence, we have that the correct option is the fourth option:

{s | s <90}

Have a nice day!

6 0
3 years ago
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Please help asap need to be done now
sertanlavr [38]

Answer:

<h2><em><u>15.71 is the perimeter.</u></em></h2>

Step-by-step explanation:

Perimeter = Circumference

<em><u>Step 1. Know and recognize what you have</u></em>

C = pi*d

pi = 3.142

d = 10

<em><u>Step 2. Solve for the circumference of whole circle</u></em>

C = 3.142*10

C = 31.42

<em><u>Step 3. Solve for the questions answer</u></em>

C of semicircle = 31.42/2

<h2><em><u>C of semicircle = 15.71</u></em></h2><h2><em><u></u></em></h2>

Hope this helped,

Kavitha

8 0
3 years ago
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