Directions: Study the following information to answer the given questions.

Total number of passengers travelling from Patna Junction to different districts = 12000

1
The number of passengers travelling from Patna to Buxar is what per cent more than the number of passengers travelling to Jehanabad?
» Explain it
C
The number of passengers from Patna to Buxar = 16%

No. of passengers from Patna to Jehanabad = 12%

Reqd % =  16 – 12  × 100%  =  4 × 100  = 33 1 %
12 12 3
2
The number of passengers travelling from Patna to Gaya is what per cent of the total number of passengers travelling from Patna to Darbhanga and Ara together?
» Explain it
B
No. of passengers travelling from Patna to Gaya = 15%

No. of passengers travelling from Patna to Darbhanga and Ara = 11% + 9% = 20%

Reqd % =  15  × 100 = 75%
20
3
What is the average number of passengers travelling from Patna to Saharsa, Katihar and Buxar together?
» Explain it
D
Total percentage of Saharsa, Katihar and Buxar = (15% + 22% + 16%) = 53%

Therefore, 53% of 12000

= (50% of 12000 + 3% of 12000) = 6000 + 360 = 6360

Reqd avg =  6360  = 2120
3

4
What will be the central angle for passengers travelling from Patna to Buxar if it is put in the form of a pie-chart?
» Explain it
A
Central angle =  16  × 360° = 57.6°
100

5
Among the passengers who are travelling from Patna to Katihar, 42% are female adults and 38% are male adults. What is the number of children? (Transgenders are not to be considered.)
» Explain it
E
No. of children travelling from Patna to Katihar = 100% – (42 + 38)% = 100% – 80% = 20%

Total no. of children travelling from Patna to Katihar = 20% of 22% of 12000

=   20  ×  22  × 12000 = 528
100 100


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