ABC 50/50 quiz: Testing your knowledge of ABBA, the World Cup mascots and some fruity language

Each question in the ABC 50/50 quiz has only two options: one is right; the other is wrong. You have an even chance of guessing correctly each time. 

But there’s a catch. We award one point for each correct answer, but subtract one point for each wrong answer.

Give it a crack: it’s the only quiz…