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Q.

Price relative of coal is 125 in 2011 compared to 2010. If the coal costs $₹ 8$ per kg in 2010, then its cost in 2011 is

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a

$₹ 6$ per kg

b

$₹ 10$ per kg

c

$₹ 8$ per kg

d

$₹ 12$ per kg

answer is C.

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Detailed Solution

According to given,

$125 = \frac{cost in 2011}{8} \times 100$

$\Rightarrow$ cost m $2011 = \frac{125 \times 8}{100} = ₹ 10$

$∴$ Option (c) is the correct answer.

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