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serg [7]
3 years ago
7

Plz help! Estimate. Then find the sum or difference.

Mathematics
1 answer:
ANTONII [103]3 years ago
4 0
=743.5−462.87
=743.5+−462.87
=280.63



98.01+52.003
=150.013



74.9−16.227
=74.9+−16.227
=58.673


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A wooden board in the shape of a rectangular prism measures 0.3 mile by 2.1 miles by 0.1 mile and has a mass of 0.07 kilogram. W
Maslowich
The definition of density is given by:
 D = m / V
 Where,
 m: mass
 V: volume
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 V = (0.3) * (2.1) * (0.1)
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 Round to the nearest tenth:
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 Answer:
 the density of the board is:
 D = 1.1 Kg / mi ^ 3
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