T4W3 TS Q05 – Selective High School

Mrs Jenkins held a five-question quiz for five of her students.

Kane was slower than Nathan, but Nathan was slower than Helena.
Ansen had the highest accuracy with all five questions correct but took the most time.
Helena got three incorrect answers but finished the quiz faster than Ginny.
Nathan got fewer questions right than Ginny but finished the quiz before her.

If all of the statements above are true, which of the following statements cannot be true?

Helena did not finish the quiz first. Kane was slower than Helena. Ansen scored higher than Ginny. Helena made the greatest number of mistakes.