Write true or false: 1. Maria's favourite singer is Elton John.
2. At the age of 16, Marley was already playing with a successful vocal group.
3. Nobody remembers Marley's music.​

1. False. To determine whether Maria's favorite singer is Elton John, we need more information or Maria's response. Maria may or may not like Elton John, but we cannot say for certain based on the given information.

2. True. At the age of 16, Marley was already playing with a successful vocal group. This statement is true because Bob Marley, a well-known musician, started his musical career at a young age and joined the group called The Wailers when he was around 16 years old.

3. False. This statement is not true. Bob Marley's music is widely remembered and appreciated worldwide. He is considered one of the most influential musicians in the history of reggae music, and his songs continue to be listened to and loved by many people today, even though he passed away in 1981.

It is important to note that while the second and third statements can be answered with true or false based on the given information, the first statement requires additional information to determine true or false.