How many wheels?

Guess! How many wheels are there on this vehicle?
Came across this vehicle while me n xia were walking back from tampines interchange aftr GYM.. BOLIAO me made dear guess how many wheels.. Of cos.. she didn't get it rite..













Got the answer?
It was 5! couldn't imagine it would be an odd number ba? it had 3 wheels at the back and 2 infront.. ahahhaha.. LAME..