Sms puzzles time pass smsgal

Solve this

A man 🚗 leaves from kerala🌴 with 3 sacks💰💰💰
of 30 coconuts each🌰. (The capacity of every sack is 30 coconuts)

He comes across 30 tolls🚦🚥 till he reached Bangalore🌃.

He has to give 1 coconut🌰 for each sack💰 containing coconuts🌰 as toll tax at every toll🚦🚥.

How much coconuts🌰 are left with him at Bangalore❓

Clue :
The answer is not zero...
Think think... 😇
Only master brain works😳👍