Find The Next Number In The Sequence

30 10 15 13 0 16 -15 ?

There are two beautiful yet remote islands in the South Pacific. The Islanders born on one island always tell the truth, and the Islanders from the other island always lie.
You are on one of the islands and meet three Islanders. You ask the first which island they are from in the most appropriate Polynesian tongue, and he indicates that the other two Islanders are from the same island. You ask the second Islander the same question, and he also indicates that the other two Islanders are from the same island.
Can you guess what the third Islander will answer to the same question?

What word does this rebus represent?

meta meta
meta meta

It has a long neck, A name of a bird, Feeds on cargo of ships, It's not alive,

What is it?

A King wants to send the diamond ring to his girlfriend securely. He got multiple locks and their corresponding keys. His girlfriend does not have any keys to these locks and if he sends the key without a lock, the key can be copied in the way. How can King send the ring to his girlfriend securely?

John buys rice at Rs.60/kg from Britain and then sells them at Rs.5/kg in India. As a result of this, he becomes a millionaire. How come?

Solve the puzzle by telling what does below picture means.

What is wrong in the below Picture?

What word is pronounced the same if you take away four of its five letters?

Which flower has two lips?