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Subject :IMO    Class : Class 8

In the given figure (not drawn to scale), line RT is parallel to SQ. If ∠QPS = 100°, ∠PQS = 40°, ∠PSR = 85° and ∠QRS = 70°, then ∠QRT = ________.


A45°
B65°
C85°
D90°


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