All,
Any ideas of resolving this problem. Thank you
Any ideas of resolving this problem. Thank you
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Here goes your explanation:
we need to find PRS - PQR
A
QPR = 30
so
PQR + PRQ = 150
PQR + 180 - PRs = 150
PRS - PQR = 30 Answer
Suff
B
PQR + PRQ = 150
again same as done in A
so Suff
hence ans is D
