jetblackcap
21.06.2019 •
Mathematics
Out of 50 students surveyed, 16 have a dog. based on these results, predict how many of the 280 students in the school have a dog.
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Ответ:
The correct answer is 90
* Hope this helps!!!
Ответ:
80/100 x n = 32
80n/100 = 32
80n = 32 x 100
n = 3200/80
n = 40