You are given a question and two statements. Find out which statement

1.	You are given a question and two statements. Find out which statement is necessary / sufficient to answer the question.Question:How many pages of crime novel did Katir read on Saturday?Statement:I: Katir read the last 50 pages of the book on Sunday morning.II. The book contains 450 pages, of which two-thirds of the pages were read before Saturday.1.The collected information of both I and II statements is necessary2.Only statement II is sufficient3.Only statement I or statement II alone is sufficient4.Only statement I is sufficient
Answer» Correct Answer - Option 1 : The collected information of both I and II statements is necessary Given: I: Katir read the last 50 pages of the book on Sunday morning. II. The book contains 450 pages, of which two-thirds of the pages were read before Saturday. Concept Used: Simplification Calculation: From statement II: The book contains 450 pages and two-thirds of the pages were read before Saturday. Page read before Saturday (2/3) × 450 ⇒ 300 Remaining pages (450 - 300) = 150 From statement I: Read last 50 pages on Sunday morning. Pages read in Saturday is (150 - 50) = 100 ∴ From the above, it is clear that we need two statements together to get the desired result.

You are given a question and two statements. Find out which statement is necessary / sufficient to answer the question.Question:How many pages of crime novel did Katir read on Saturday?Statement:I: Katir read the last 50 pages of the book on Sunday morning.II. The book contains 450 pages, of which two-thirds of the pages were read before Saturday.1.The collected information of both I and II statements is necessary2.Only statement II is sufficient3.Only statement I or statement II alone is sufficient4.Only statement I is sufficient

Answer» Correct Answer - Option 1 :

The collected information of both I and II statements is necessary

Given:

I: Katir read the last 50 pages of the book on Sunday morning.

II. The book contains 450 pages, of which two-thirds of the pages were read before Saturday.

Concept Used:

Simplification

Calculation:

From statement II:

The book contains 450 pages and two-thirds of the pages were read before Saturday.

Page read before Saturday (2/3) × 450

⇒ 300

Remaining pages (450 - 300) = 150

From statement I:

Read last 50 pages on Sunday morning.

Pages read in Saturday is (150 - 50) = 100

∴ From the above, it is clear that we need two statements together to get the desired result.