Direction (Q. 6 - 10) : 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. Read both the statements.

What is the area of a rectangle ?
I Its length is 5 m. II. Its perimeter is 18 m.

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 questions, while the data in statement I alone are not sufficient to answer the question.

C. If the data in both statements I and II together are necessary to answer the question.

D. If the data either in statement I alone or in statement II alone are sufficient to answer the question.

What are the ages of 'A' and 'B' ?
I The age o f 'A is 80% that of ' C ' .
II The age o f ' B ' is 60% that o f ' C

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 questions, while the data in statement I alone are not sufficient to answer the question.

C. If the data in both statements I and II together are necessary to answer the question.

D. If the data even in both statements I and II together are not sufficient to answer the question.

Answer & Explanation

Answer : Option
D

Explanation :

Data not sufficient.

A = 80/100 x C, B = 60/100 x C

∴ A/B = 4/3 Exact values of A and B are not given.

In a class the ratio of boys to girls is 3 : 2. What is the number of boys ?
I The numberofboys is 50% more than the number of girls
II The difference between the numbers of boys and girls is 20.

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 questions, while the data in statement I alone are not sufficient to answer the question.

C. If the data in both statements I and II together are necessary to answer the question.

D. If the data either in statement I alone or in statement II alone are sufficient to answer the question.

What is the population of Delhi in 1995 ?
I The population increases 10% yearly
II. Ratio of population in 1996 to that in 1994 = 2 : 1

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 questions, while the data in statement I alone are not sufficient to answer the question.

C. If the data in both statements I and II together are necessary to answer the question.

D. If the data even in both statements I and II together are not sufficient to answer the question.

If 'x' and 'y' are integers, is x + y odd ?
I. 0<x<10 II. 11 <y <20

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 questions, while the data in statement I alone are not sufficient to answer the question.

C. If the data in both statements I and II together are necessary to answer the question.

D. If the data even in both statements I and II together are not sufficient to answer the question.