Telangana PSC Group 1 Prelims 2023 Paper

Question : 127 of 150

Marks: +1, -0

If 25 # 5 = 5, 10 @ 2 = 20, 5 & 3 = 8 and 10 $ 6 = 4, then find the value of the following :
20 $ 6 @ 1 & (20 # 10)