SSC CHSL 2023 PYQ — Question 63

The correct answer is option 4 i.e. 1.

Given, $cos65°\over{sin25°}$ + $cos55°\over{sin35°}$ - tan50°cot50°

⇒ $cos65°\over{sin(90° - 65°)}$ + $cos55°\over{sin(90° - 55°)}$ - 1

⇒ $cos65°\over{cos 65°}$ + $cos55°\over{cos55°}$ - 1

⇒ 1 + 1 - 1 = 1