2 years ago

6th grade math , help me please :)

Mathematics

1 answer:

alukav5142 [94]2 years ago

3 0

Answer:

30%
30%

Step-by-step explanation:

$7\:out\:of\:ten\\10-7 = 3\\3\:people\:don't\:brush\\\\\frac{3}{10} \times 100\\\\\frac{300}{10} \\\\=30\%$

$\frac{18}{60} \times 100\\ \\\frac{1800}{60} \\\\= 30\%$

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