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06.01.2021 •
Mathematics
Which expression is equivalent to -12?
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Ответ:
the last one
Step-by-step explanation:
-8/3 * -3/8 = 1, so you have -12*1 there.
Ответ:
About 36 seventh-grade students like reggae music.
Step-by-step explanation:
Given: When Henry surveyed 45 seventh-grade students at random in the school cafeteria, he found that 3 out of 15 liked reggae music.
Thus, the fraction of students who like reggae music
Let 'x' be the number of students who like reggae music out of 180 students .
If we use proportional reasoning, then
Hence, About 36 seventh-grade students like reggae music.