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Banking Sample Paper SBI Junior Associates (PT) Sample Test Paper-2

  • question_answer

    Directions (Q. 86-90): Study the following pie-chart and bar-graph carefully and answer the following questions.   Percentage-wise distribution of doctors in six different cities. Total number of doctors = 4000   Number of males out of 4000 doctors in each city  

    What is the average number of female doctors in City C, City D, City E and City F together?

    A)  295                             

    B)  300                 

    C)  280                 

    D)         297                 

    E)  None of these

    Correct Answer: A

    Solution :

    Female doctors in City C \[=\left( 4000\times \frac{24}{100}-500 \right)=960-500=460\] Female doctors in City D \[=\left( 4000\times \frac{19}{100}-400 \right)=760-400=360\] Female doctors in City E \[=\left( 4000\times \frac{21}{100}-600 \right)=840-600=240\] Female doctors in City F \[=\left( 4000\times \frac{8}{100}-200 \right)=320-200=120\] Required average\[=\frac{460+360+240+120}{4}\] \[=\frac{1180}{4}=295\]


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