Tricky Math

My daughter had these 2 questions from her Math Teacher Sir Toby. Kind of tricky if students will not carefully read the questions.

Question #1:

2 COINS TOTAL 30 CENTAVOS, 1 OF THEM IS NOT A 5 CENTAVOS.

Answer:

One 25 centavos and one 5 centavos. The other is not a 5 centavos but the other one is.

Question #2:

HOW MANY 2 PESO STAMPS ARE THERE IN A DOZEN?

Answer:

12