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Mathematics, 16.01.2020 23:31 dalton200166

Agrain of sand weighs about 1 x 10°g.
researchers at the university of hawaii
estimate there are 7.5 x 10'8 grains of
sand on all the beaches of earth. how
much do all of these grains of sand
weigh?
o a. 7.5 x 10'8 g
ob. 8.5 x 103 g
o c. 7.5 x 1023 g
d. 8.5 x 1028 g

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Agrain of sand weighs about 1 x 10°g.
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