How many letters are there between 'M' and 'Q' in the English alphabet?

A. 2

If Z is to Y as X is to what letter?

A. W

Which word is last in alphabetical order? Mango, Lemon, Kiwi, Apple.

A. MANGO

Arrange the following words in alphabetical order: Zebra, Antelope, Lion, Giraffe.

B. ANTELOPE

In the sequence 5, 10, 20, 40, what is the next number?

C. 80