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Softa [21]
3 years ago
12

The volume of an object is equal to the ratio of its mass to density, V = StartFraction m Over d EndFraction. The mass of a sphe

rical grape is 8.4 grams and its density is 2 grams per cubic centimeter.
What is the radius of the grape? Round to the nearest tenth of a centimeter.

1.0 cm
1.5 cm
1.9 cm
2.1 cm
Mathematics
2 answers:
Vladimir79 [104]3 years ago
7 0

Answer:

<h2>R=1.0 cm</h2>

Step-by-step explanation:

V=m/d

V=8.4g/(2g/cm³)=4.2cm³

V=4 π R³/3 ;  π≅3.14

R³ =3V/(4 π)=3*4.2cm³/(4*3.14)=12.6cm³/12.56 ≅ 1.0 cm³

=>R=∛(1.0 cm³) =1.0 cm

saw5 [17]3 years ago
3 0

Answer:

Number one (A)

Step-by-step explanation:

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