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    Ravi ranks 12th from the top and 21st from the bottom in a class. How many students are there in the class? ​​
    Question

    Ravi ranks 12th from the top and 21st from the bottom in a class. How many students are there in the class? ​​

    A.

    31

    B.

    33

    C.

    34

    D.

    32

    Correct option is D

    Given
    Ravi ranks 12th from the top and 21st from the bottom in a class.
    Formula Used: 
    Total = Rank from top + Rank from bottom - 1
    = 12 + 21 - 1
    = 33 - 1 
    = 32
    So, 32 students are there in the class.
    Thus, correct option is (d).

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