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AnnZ [28]
3 years ago
10

You are making a scale model of the solar system. The radius of Earth is 6378 kilometers. The radius of the Sun is 695,500 kilom

eters. Is it reasonable to choose a baseball as a model of Earth? Explain your reasoning.
Mathematics
1 answer:
Sonja [21]3 years ago
8 0
Yes because it will be the perfect size
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Benny was told to practice playing piano for 4/11 of an hour per day. Benny has already played 3/14 of an hour today. How many h
alekssr [168]
Solution:

4/11 = 0.36

3/14 = 0.21

He still needs to play 0.15 of an hour or 3/20 of an hour.


Given facts - Amount he has to play, and the amount he played.
Question - For how long does he need to practice to meet the required time.
Hidden question - There is nothing hidden
Operations used -  divisions (not necessary), subtractions and conversion (only if used division).
Number sentence - 4/11 - 3/14 = x
Answer - 3/10 of an hour.


Hope it helped,

Happy homework/ study/ exam!





5 0
3 years ago
Why is it easy to calculate 5% of a number ? Give an Example
Alik [6]
5% of 1000 is 5 * 1000 / 100 = 5000 / 100 = 50.
5 0
3 years ago
Simplify the expression<br> -4x – 7+3 – 8x
julia-pushkina [17]

Answer:

-12x - 4

Step-by-step explanation:

if you can please mark brainlyist

5 0
2 years ago
Read 2 more answers
Please help guys ♡♡♡♡♡♡​
Oksanka [162]

Answer:

I'm pretty sure the Y position of the eyes is 70.

If the Variable Y is equal to 70, and the Y variable is where the Y axis value goes. Then the Y position of the eyes is equal to the Y variable which is 70. I think that makes sense, but feel free to comment if it does not so that I can help you figure it out.

4 0
3 years ago
5.5 + 2.1x + 3.8x – 4.1
lozanna [386]

Answer:

5.9x + 1.4

Step-by-step explanation:

5.5 + 2.1x + 3.8x - 4.1

= 5.9x + 1.4

4 0
2 years ago
Read 2 more answers
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