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Among the 50 students in a class, what percentage of students like biology and chemistry.

Subjects No of Students
Mathematics 6
Physics 12
Chemistry 15
Biology 8
Computer science 9


A) 0.64

B) 0.46

C) 0.23

D) 0.77

Correct Answer:
B) 0.46

Description for Correct answer:

Total No. of students = 6+12+15+8+9 = 50

No. of students like biology and Chemistry = 15 + 8 = 23

Percentage of students like biology am chemistry

\( \large\frac{23}{50} \times 100  = 46\)%

 


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