Each of the questions below consists of a question and two statements numbered I and II given below it. You have to decide whether the data provided in the statements are sufficient to answer the question.
How many children are there in the row ?
I. Manoj is twelfth from the left end and fourth to the left of Hari in that row.
II. Hari is eighth from the right end of that row.

Options

A. if the data in statement I alone are sufficient to answer the question, while the data in statement II alone are not sufficient to answer the question
B. if the data in statement II alone are sufficient to answer the question, while the data in statement I alone are not sufficient to answer the question
C. if the data either in statement I alone or in statement Il alone are sufficient to answer the question
D. if the data in both statements I and II together are necessary to answer the question.

Answer

D

Explanation

From statement I:
Manoj.s rank from the left end = 12th Hari.s rank from the left end = (12 + 4) or 16th
From statement II:
Hari.s rank from the right end = 8th. From I & II, we get Total number of children = (16+8)-1 = 23rd
Therefore, the data in both the statements I and II together are necessary to answer the given question.