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lara31 [8.8K]
2 years ago
10

Could someone pls help me If you know it pls ASAP thank you 

Mathematics
2 answers:
Stels [109]2 years ago
6 0

Answer: 6 hours

Step-by-step explanation:

25% of 30 = 7.5

5% of 30 = 1.5

7.5 - 1.5 = 6

Tremaine used 6 hours more to play games than to do research.

lara31 [8.8K]2 years ago
5 0

Answer:

games - 7.5 hours

research - 1.5 hours

7.5-1.5 = 6

He played games 6 hours more than doing research

Step-by-step explanation:

30:100=0.3

1% - 0.3

0.3x5=1.5

0.3x25=7.5

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PLEASE HELP ASAP!! Will give BRAINLIEST if correct answer is given.
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Answer:

The mode and Median would be lower than the mean.

Step-by-step explanation:

The distribution data is positively skewed which means that most of the data would be towards the lower side. In this situation the mean is higher than the mode and median. Dr. Hammer has distribution data which is positively skewed so the mode and median will be lower than the mean.

5 0
3 years ago
684303 rounded to nearest thousand
horsena [70]
684,000. This should give you the correct answer as the 4 is the thousands place. Good luck :D
3 0
3 years ago
What is the measure of angle DBC
MAXImum [283]
The angle measure of DBC is 45
3 0
3 years ago
Solve this: 2-2÷2×2+2​
sergey [27]

Answer:

-2 I think

Step-by-step explanation:

6 0
3 years ago
Read 2 more answers
What is the diameter of a hemisphere with a volume of 257 m^3
Alex73 [517]

Answer:

9.9

Step-by-step explanation:

\text{Volume of Hemisphere}\text{:}

Volume of Hemisphere:

\,\,257

257

\text{Volume of Sphere}\text{:}

Volume of Sphere:

\,\,514

514

Double volume of hemisphere to get volume of the entire sphere

\text{Volume of a Sphere:}

Volume of a Sphere:

V=\frac{4}{3}\pi r^3

V=

3

4

​

πr

3

514=

514=

\,\,\left(\frac{4}{3}\pi\right) r^3

(

3

4

​

π)r

3

514=

514=

\,\,(4.1887902)r^3

(4.1887902)r

3

Evaluate 4/3pi in calc

\frac{514}{4.1887902}=

4.1887902

514

​

=

\,\,\frac{(4.1887902)r^3}{4.1887902}

4.1887902

(4.1887902)r

3

​

Evaluate \frac{4}{3}\pi

3

4

​

π in calc

122.7084611=

122.7084611=

\,\,r^3

r

3

\sqrt[3]{122.7084611}=

3

 

122.7084611

​

=

\,\,\sqrt[3]{r^3}

3

 

r

3

​

Cube root both sides

4.9692575=

4.9692575=

\,\,r

r

\text{Then the diameter equals }9.938515

Then the diameter equals 9.938515

diameter is radius times 2

\text{Final Answer:}

Final Answer:

d\approx 9.9\text{ m}

d≈9.9 m

Round to nearest tenth

4 0
3 years ago
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