Answer choices:
a. 53%

B. 18%

C. 50%

D. 47%

D. 47%

Step-by-step explanation:

divide the number of sophomores by the total number of students

180/387=0.46512

then multiply by 100 to get the percentage: 46.512 or 47%

D. 47%

Step-by-step explanation:

To find the probability that a student in the survey is a sophomore, we need to find what percentage of the total population are sophomores.

180 sophomores

387 people

180/387 = 0.465

0.465 ⇒ 46.5%

Round to the nearest percent.

46.5% ⇒ 47%

D. 47%

Hope this helps!

correct answer:

i^31 = -i