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CLAT 2020 Question Paper with answer key for online practice

Direction for Q.No 136 - 140 :

The following data presents the cases of Japanese Encephalitis in five states of India.

No. of persons affected by Japanese encephalitis (in thousands)

Question : 139 of 150

Marks: +1, -0

Solution:

Average number of males in Chhattisgarh, Jharkhand and Andhra Pradesh

=\left[\frac{15+15+7}{3}\right]\times 1000

=\frac{37}{3}

(thousand)

Average number of females in West Bengal, Jharkhand and Odisha

=\left[\frac{21+15+14}{3}\right]\times 1000

=\frac{50}{3}

(thousand)

Required less percentage

=\left[\frac{ \left[ \frac{50}{3} - \frac{37}{3} \right] }{ \frac{50}{3} } \right]\times 100

=\left[ \frac{ \frac{13}{3} }{ \frac{50}{3} } \right] \times 100

=\frac{13}{50} \times 100 = 26\%

less

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