Question

a group of 200 middle school students were asked whether they prefer playing video games or watching tv in their spare time. the genders of the students and their responses are reported in the following table.

girls

boys

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playing video games

32

50

watching tv

72

46

(a) what percentage of the students are girls?(b) what percentage of the students prefer watching tv?

Explanation:

Step1: Calculate total number of girls

$32 + 72 = 104$

Step2: Find percentage of girls

$\frac{104}{200} \times 100\% = 52\%$

Step3: Calculate total TV-preferring students

$72 + 46 = 118$

Step4: Find percentage for TV preference

$\frac{118}{200} \times 100\% = 59\%$

Answer:

(a) 52%
(b) 59%