Question

200 students were asked to name their favorite science class. The results are shown in the two-wayfrequency table. Use the table to answer the following question.Favorite Science Class

Answer 1

EXPLANATION

Let's see the facts:

- Given the set data:

Favorite Science Class

Gender Biology Chemistry Physics Total

Girl 43 37 23 103

Boy 18 48 31 97

Total 61 85 54 200

Answer:

103 of the 200 students were girls, so 200-103 = 97 of them were boys.