Find the distance between two towns P(45°N, 30°W) and Q(15°S, 30°W) if the radius of the earth is 7000km. [\(\pi = \frac{22}{7}\)]
a
\(\frac{11000}{3}\)km
b
\(\frac{2200}{3}\)km
c
\(\frac{22000}{3}\)km
d
\(\frac{1100}{3}\)km
Explanation
Correct Option
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