A, E, I, M, ?

B. O

Which word is the antonym of 'noisy'?

B. QUIET
Posted in:  Antonyms -  Vocabulary -  English

Choose the pair of words that does not belong with the others.

D. FISH - CORAL

Solve the quadratic equation x^2 - 4x - 5 = 0. What are the roots?

D. 5 AND -1

In the sequence 3, 6, 9, 12, 15, 18, how many times does the number 12 occur?

B. 1