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Volgvan
3 years ago
7

Aubrey used 4/7 liters of paint for a mural in her room and 2/10 liter for a wall in her bathroom. Determine a reasonable estima

te for the total amount of paint Aubrey used.
Mathematics
1 answer:
NemiM [27]3 years ago
7 0

Answer:

27/35 is the exact answer

7/10 is an estimate

Step-by-step explanation:

4/7+2/10

Simplify the fraction

4/7+1/5

The common denominator is 35

4/7*5/5 + 1/5 *7/7

20/35 + 7/35

27/35

To estimate

4/7 is close to 1/2  

2/10 is close is 1/5

1/2 + 1/5 =

5/10 + 2/10 = 7/10

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Is 4:12 equivalent to 5:15
vlabodo [156]

Answer:

Yes.

Step-by-step explanation:

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4/12 = 1/3 = 0.333

5/15 = 1/3 = 0.333

4 0
2 years ago
A gumball machine consists of a base and a glass sphere. The gumballs are stored in the glass sphere. If each
V125BC [204]

Answer:

6 gumballs can be stored in the gumball machine.

Step-by-step explanation:

Since a gumball machine consists of a base and a glass sphere, and the gumballs are stored in the glass sphere, if each gumball has a diameter of 1.5 inches, to determine how many gumballs can be stored in a gumball machine whose glass sphere measures 10 inches in diameter, the following calculation must be made:

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3 years ago
ABC is a straight line where BC = 3AB. OA = a, AB = b Express OC in terms of a and b.​
Aleks [24]
That would be 3AB because of the expression you have
7 0
2 years ago
18.
chubhunter [2.5K]
A bakers dozen is 12 which would be $0.41 for each cookie. If you meant 13, it would be $0.38. All you have to do is divide 4.94 by the amount of cookies
7 0
3 years ago
What's the scientific notation of 0.000000109
Over [174]
0.000000109 in scientific notation will look as it follows:

1.09 * 10^-7

or
<span>
1.09 E-7

It's the same as 1.09 * (-10000000)

I hope it'll give you some clue of scientific notation with decimals.</span>
5 0
4 years ago
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