Question

    How many whole numbers lie between 112 and

    122 ?
    A 23 Correct Answer Incorrect Answer
    B 24 Correct Answer Incorrect Answer
    C 21 Correct Answer Incorrect Answer
    D 22 Correct Answer Incorrect Answer

    Solution

    ATQ, 112 = 121 and 122 = 144 So, we need to count the whole numbers from 122 to 143 (excluding the endpoints) So, There are a total of 143 − 122 + 1 = 22 whole numbers lie between 112 and 122 ∴ The correct answer is 22

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