question_answer

Serena counts the numbers from 10 to 20.  But she does this counting as reverse counting. What comes just before 11 in this counting?

A)  13

B)  18           

C)  12

D)  17

Correct Answer: C

Solution :

Option (C) is correct because it is clear from the following diagram :

Option (A) is incorrect as it comes just before . Diagram:

Option (B) is incorrect because it comes just before

Option (D) is incorrect because it comes just before