Data Sufficiency Question 4
Directions : Each question below is followed by two statements A and B. You are to determine whether the data given in the statement is sufficient for answering the question. You should use the data and your knowledge of Mathematics to choose between the possible answers. (Andhra Bank PO Exam. 14.09.2008 & United India Insurance AO Exam, 26.05.2013)
Give answer (1) if the statement A alone is sufficient to answer the question, but the statement $B$ alone is not sufficient.
Give answer (2) if the statement $B$ alone is sufficient to answer the question, but the statement $A$ alone is not sufficient.
Give answer (3) if both statements A and B together are needed to answer the question.
Give answer (4) if either the statement A alone or statement B alone is sufficient to answer the question.
Give answer (5) if you cannot get the answer from the statements A and B together, but need even more data.
- What is the three digit number? A. The three digit number is divisible by 9 .
B. The first and the third digit is 6.
Show Answer
Correct Answer: 4. (3)
Solution: 4. (3) From statement A,
The three digit number is divisible by 9
From statement B,
Number $=6 \star 6$
A number is divisible by 9 if sum of its digits is divisible by 9 .
Clearly, $\star=6$
[because $666 \div 9=74$ ]