They were detained after conducting a drive in Mugda area from noon to afternoon on Tuesday.
The deputy commissioner said two teen gangs are active in Motijheel area. Police have prepared a list of all those who are involved in various crimes.
These members of teen gangs have long been involved in many criminal activities including robbery, mugging, drug abuse, eve-teasing, gambling and extortion.
Two separate cases have been filed against the detainees with Mugda police station.