Picture Riddle: Count the Number of People on the Bike

Received this funny image on WhatsApp today and the riddler in me made a riddle out of it. So here you go.

In the picture you will see some people riding the bike.

Count the number of people on the bike.

If you get the correct answer, share it with your friends on WhatsApp, Facebook and other social networking sites.

There are 13 people in the picture as marked in the image below;