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bchagnard2122
17.10.2019 •
Mathematics
Of the 210 boys in the 8th grade, 190 have a cell phone. of the 168 girls in the 8th grade, 152 have a cell phone.
8th grade class cell phones total
boys 190 210
girls 152 168
determine if the relationship is proportional.
a.
proportional
b.
not proportional
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Ответ:
A. The relationship is proportional
Step-by-step explanation:
The ratio of boys who have phones is 19:21 and the ratio of girls who have phones is 19:21 because
is equal to ![\frac{152}{168}](/tpl/images/0327/2736/6ad72.png)
Ответ:
e = mc^2, for c 13467876543345678765432