A hot air balloon holds 3,249 cubic meters of helium. The density of helium is 0.1785 kilograms per cubic meter. How many kilograms of helium does the balloon contain, rounded to the nearest tenth of a kilogram?
1,873.4 kg
2,194.6 kg
2,721.2 kg
579.9 kg

Question

A hot air balloon holds 3,249 cubic meters of helium. The density of helium is 0.1785 kilograms per cubic meter. How many kilograms of helium does the balloon contain, rounded to the nearest tenth of a kilogram?
1,873.4 kg
2,194.6 kg
2,721.2 kg
579.9 kg

baby_bear69 · Answer

denisty=mass/volume
0.1785=mass/3249
mass=?

anonymous · Answer

A?

here_to_help15 · Answer

volume is 1592 cubic meters
density is 0.1785 kg / cubic meter

mass is volume * density

when you do the multiplication, the two cubic meters units cancel out, leaving you with only kg as the unit.

anonymous · Answer

D?

baby_bear69 · Answer

Sorry my computer my computer froze.. Yes D

baby_bear69 · Answer

Ah this thing is loco... You are right though :p lol

anonymous · Answer

Can you help another?

baby_bear69 · Answer

I can try, make a new question and tag me!