Question

    Six friends have an average height of 144 cm. A boy with

    a height of 150 cm leaves the group. Find the new average height. 
    A 142.8 cm Correct Answer Incorrect Answer
    B 155.5 cm Correct Answer Incorrect Answer
    C 160.5 cm Correct Answer Incorrect Answer
    D 108.6 cm Correct Answer Incorrect Answer

    Solution

    The correct answer is A

    Practice Next

    Relevant for Exams: