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zizzybug3931
18.03.2020 •
Mathematics
A bag contains 77 orange marbles and 21 green marbles. If a representative sample contains 33 orange marbles, then how many green marbles would you expect it to contain? Explain.
Because the ratio of orange marbles to green marbles is ___ in the population, the expected number of green marbles is ___ times the number of orange marbles in the representative sample. There should be ___ green marbles.
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Ответ:
77 green marbles
try googling the rest or 33/77=77%
Ответ:
11
Step-by-step explanation:
59*2= 118
118+75= 193
360-193=167
167+20=187
187/17 = 11