Long Riddles and Answers

Question: Marie's father has 5 children: Nana, Nene, Nini, and Nono. Who's the 5th child?

Question: What speaks with its ear, listens with its mouth, and has 10 digits but no hands?

Question: What four related words are merged together: TOUS RGQC URRO IAAN RLGS EEET ENE

Question: Can you find the missing number in the below series? 43, 8, 38, 9, 34, 11, _, 14

Question: What occurs once in a minute, twice in a moment and never in one thousand years?