Need help with these 4 questions please! (question b)

Given: ab ≅ bc and ao ≅ oc ok − angle bisector of ∠boc find: m∠aok

Mariano delivers newspaper. he always puts 3/4 of his weekly earnings in his savings account and then divides the rest equally into 3 piggy banks for spending at the snack shop, the arcade and the subway

With this question, the answer with the red arrow is incorrect!