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    The average of three consecutive odd numbers is 43 . What is the average of smallest and largest of these numbers ?
    Question

    The average of three consecutive odd numbers is 43 . What is the average of smallest and largest of these numbers ?

    A.

    45

    B.

    41

    C.

    43

    D.

    47

    Correct option is C

    Given:
    Average of three consecutive odd numbers = 43
    Formula Used:
    For numbers forming an Arithmetic Progression (AP), the average of all numbers equals the average of the first and the last numbers.
    Solution:
    Let the three consecutive odd numbers be x, x + 2, and x + 4.
    Average = x+x+2+x+43=43 \frac{x + x + 2 + x + 4}{3} = 43​​
    3x+63=43\frac{3x + 6}{3} = 43​​
    x + 2 = 43
    x = 41
    The three numbers are 41, 43, and 45.
    The smallest number is 41 and the largest number is 45.
    Average of the smallest and largest = 41+452=862\frac{41 + 45}{2} = \frac{86}{2}​ = 43
    Final Answer
    So the correct answer is (c)

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