CTET 2 Math and Science 10 Jan 2022 Paper

Question : 44 of 150

Marks: +1, -0

O is a point on a line AB and OC and OD are two rays on the same side of AB such that ray OC lies between rays OA and OD. If ∠AOC = 3y, ∠COD = 30° and ∠BOD = 5y, then the value of 4y + 10° is