3 years ago

If a solid cube has a density of 6.3 grams per millimeter and a volume of 30 millimeters, how much is it's mass?

1 answer:

8 0

density= mass/volume

mass= densiy x volume

mass= 6.3 g/mm^3 x 30mm^3= 189 g

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masha68 [24]

Answer:

336 sq. in or 2.333333333 sq. ft.

Step-by-step explanation:

1 foot = 12 in

7 x 12 = 84 in

A = bh

A = 84 in x 4 in

A = 336 sq. in

1 sq. ft. = 144 sq. in

336 / 144 = 2.33333333 sq. ft.

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2 years ago

OlgaM077 [116]

Answer:

20.4

Step-by-step explanation:

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Inessa [10]

Yes it's right C. 18
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atroni [7]

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tamaranim1 [39]

0.7 in word form is : “zero point seven”

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2 years ago