question_answer

Sohan wants to gift his friend a book that costs Rs. 20/-. He saves Rs 4/- every week. In how many weeks will Sohan be able to buy the book?

A) 4 weeks           

B)          6 weeks

C) 9 weeks           

D)          5 weeks

Correct Answer: D

Solution :

    The rule is to add 4 to the previous term to get the next term.