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Anjali

· started a discussion

· 1 Months ago

no of failed boys (Question: 251860.1 )

here fail boys 4000*5/2 =10000
total fail student 4000+10000=14000

Question:

DIRECTIONS: Two pie charts are given. In first pie chart data is given about the distribution of passed boys from six different schools and in the second pie chart distribution of failed girls is given in those schools. Pie charts are followed by two tables. First table shows the ratio of passed boys and girls and second table shows the ratio of the number of failed boys and girls in all schools.

Total number of passed boys = 28800

  

  

Total number of failed girls = 20000

  

  

Number of passed students is what percent of the number of failed students in school F?

Options:
A)

84.53%

B)

54.83%

C)

53.84%

D)

58.84%

E)

None of these

Solution:

Ans: (c)

Number of passed boys in school F

    = 28800 × 70/360 = 5600

    Number of failed girls in school F

    = 20000 × 20/100 = 4000

    Number of passed girls in school F

    = 5600 × 6/7 = 4800

    Number of failed boys in school F

    = 4000 × 2/5 = 1600

    Number of passed students in school F

    = 5600 + 4800 = 10400

    Number of failed students in school F

= 4000 + 1600 = 5600

Required percent =  5600×10010400    = 53.84%

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