In a survey of students, each student selected from a list of 12 songs the 2 songs that the student liked best. if each song was selected 4 times, how many students were surveyed? a) 96b) 48c) 32d) 24e) 18

Option 'D' is correct.

Step-by-step explanation:

Since we have given that

Number of songs = 12

Number of songs that the student liked best = 2

Number of times each song was selected = 4

So, Total number of selection would be

And the total number of students would be

Hence, there are 24 students in a survey.

Therefore, Option 'D' is correct.

3x + 18 = 147°

step-by-step explanation:

3x + 18 = 147°, because the value of the central angle is equal to the value of the arc formed by it.

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