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An exam portal offers 3 classes, 5 subjects, and 4 test types. Each test type is available in 2 languages. How many class–subject–test-type–language combinations are possible?

Answer and explanation

Correct answer: 120 options

The choices of class, subject, test type, and language can be made independently. By the fundamental principle of counting, the total is 3 × 5 × 4 × 2 = 120 combinations.

Related tags

Permutations And CombinationsFundamental Principle Of CountingMathematicsClass 11 Mcq

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