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Ivan
3 years ago
12

If the ratio of blue eyed students to non-blue eyed students is 7 to 12, about how many students would have have blue eyes out o

f 50 students ? A.29 B.18 C.85 D.45
Mathematics
1 answer:
kipiarov [429]3 years ago
7 0

Answer:

18

Step-by-step explanation:

the ratio of blue eyed students to non-blue eyed students is 7 to 12,

Total ratio = 7+12=19

Total student= 50 students

Ratio of blue eyes student= 7/19 ×50

=18.4

Hence, there are approximately 18 students with blue eyes.

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check the picture below.


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\bf \textit{area of a triangle}\\\\&#10;A=\cfrac{1}{2}bh~~&#10;\begin{cases}&#10;b=base\\&#10;h=height\\[-0.5em]&#10;\hrulefill\\&#10;h=7\sqrt{3}\\&#10;b=7&#10;\end{cases}\implies A=\cfrac{1}{2}(7)(7\sqrt{3})&#10;\\\\\\&#10;A=\cfrac{49\sqrt{3}}{2}\implies A\approx 42.43524478543749369142

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