Question

When Henry surveyed 45 seventh-grade students at random in the school cafeteria, he found that 3 out of 15 liked reggae music. Using proportional reasoning, about how many of the 180 seventh-grade students in his school like reggae?

a About 108 seventh-grade students like reggae music.
b About 60 seventh-grade students like reggae music.
c About 36 seventh-grade students like reggae music.
d About 12 seventh-grade students like reggae music.

Answer 1

Answer: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.

Step-by-step explanation:

Answer 2

Answer:

About 36 seventh-grade students like reggae music.

Step-by-step explanation: