3 years ago

HELP FAST PLEASE ILL GIVE 5 STARS!! :)))))

Mathematics

1 answer:

sveta [45]3 years ago

6 0

Where the points intersect should be the solution to systems of equations.

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A bag contains 14 gray, 7 black and 10 white marbles. A marble is drawn at random. What is the theoretical probability, as a dec

Dahasolnce [82]

The probability of drawing a black marble is 7/31 or .226 or 22.581%. To find the probability of these type of questions, add all together to get 31, then since there are 7 black marbles the probability would be 7/31.

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2 years ago

A carpenter goes through 3.4 boxes of nails

jeka57 [31]

4.5 boxes of nails are required for finishing 2 tables

Step-by-step explanation:

Given:

3.4 boxes of nails are required for finishing 1.5 tables

Required:

How much boxes of nails would he use for finishing 2 tables

Solution:

We can solve using Unitary Method:

Nails needed to finish 1.5 tables = 3.4 boxes

Nails needed to finish 1 table = $\frac{3.4}{1.5}\,\,boxes$

Nails needed to finish 2 tables = $\frac{3.4}{1.5}*2 =4.5\,\,boxes$

So, 4.5 boxes of nails are required for finishing 2 tables.

Keywords: Word Problems

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3 years ago

The density of a block of wood with a volume of 50 cubic centimeters and mass off 100 grams is...................

Natalija [7]

Mass = 100 g

Volume = 50 cm³

Density :

D = m / V

D = 100 / 50

D = 2 g/cm³

answer A

hope this helps!.

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3 years ago

6.1 in.+3in.+6.9in.+3.1in.=

djyliett [7]

19.1 inches. I hope this helps you!

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4 years ago

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Five times the sum of a number and 3 is equal to twenty

drek231 [11]

5x3 is ur answer!!!! :)

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3 years ago

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