CoinBux Toon Captcha Problem

[ZOoM]

Hi, im having problems when i try to resolve this kind of captcha, i dont know what image i should click because none of them works and my balance at CoinBux its always 0. I need help guys.
5510

[laflour]

Click the upside down image (e.g. 2nd picture in your attached picture.)

[ZOoM]

Thx so much