New 55% Off on All Courses - Enroll Now! Click Here

    Question

    The university has 750 faculty (male and female only)

    out of which the females are 60%. The average height of females is 162 cm and that of males is 168 cm. What is the average height of the faculty (in cm) of the university?
    A 165 Correct Answer Incorrect Answer
    B 164 Correct Answer Incorrect Answer
    C 164.5 Correct Answer Incorrect Answer
    D 162 Correct Answer Incorrect Answer

    Solution

    Total faculty= 750 Percentage of females= 50% Number of females = 50 /100 x 750 =375 Number of males = 750-375 = 375 Average height of females = 162 cm Average height of males = 168 cm The average height of all faculty members: Average height = [(375x162) + (375 × 168)]/ 750 = 375[162+168]/750 =375×330/750 =165cm.

    Practice Next

    Relevant for Exams: