English and Logical Reasoning Prep GuideLogical ReasoningData Sufficiency
Directions: The below mentioned question is to be answered using the statements I and II given below. You have to determine the statement(s) which is/are sufficient to answer the question and mark the option accordingly. In an almirah, there are 7 stacks such that the bottomost stack is numbered as 1 and the topmost stack is numbered as 7, no book is placed at stack number 5. Only one book among U,B,M,T,S and H is pl
Options
- AIf the data in statement I alone is sufficient to answer the question
- BIf the data in statement II alone is sufficient to answer the question
- CIf the data in statements I and II is necessary to answer the question
- DIf the data in statements I and II is not sufficient to answer the question
Correct answer
C. If the data in statements I and II is necessary to answer the question
Step-by-step solution
Checking statement I: Statement I: T is placed at a gap of two stacks from M. B and S are placed on adjacent stacks where S is above B. Only U is placed above H, which is at an even numbered stack. Stack number Books 7 U 6 H 5 Vacant 4 D/C 3 S 2 B 1 C/D Here we cannot determine the stack number of T, thus the required difference cannot be found out. Hence data in statement I is not sufficient. Checking statement II: Statement II: S is placed two stacks below the vacant stack. Only one stack is between the stacks of