# How many sons does D have ? (I) A’s father has three children. (II) B is A’s brother and son of D.

Answer : D. Neither I nor II is sufficient

Here we have two statements numbered I and II given below. You have to decide whether the data provided in the statements are sufficient to answer the question. Read both the statements.

1. 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
2. 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
3. If the data either in statement I alone or in statement II alone are sufficient to answer the question
4. If the data given in both statements I and II together are not sufficient to answer the question
5. If the data in both statements I and II together are necessary to answer the question.

How many sons does D have ?
Statements:
I. A’s father has three children.
II. B is A’s brother and son of D.

A. I alone is sufficient while II alone is not sufficient

B. II alone is sufficient while I alone is not sufficient

C. Either I or II is sufficient

D. Neither I nor II is sufficient

E. Both I and II are sufficient

## Explanation:

From both I and II together, we can conclude that A and B are the children of D but the sex of A and the third child of D is not known. So, both the statements together are also not sufficient to answer the question.

## Is Brock taller than Smith ? (I) Rafael is of the same height as Brock and Smith. (II) Smith is shorter than Rafael.

Answer : A. Statement I alone is sufficient to answer the question.

## In what proportion would Raj , Karan and Altaf distribute profit among them ? (I) Raj gets two – fifth of the profit. (II) Karan and Altaf have made 75% of the total investment.

Answer : E. Both I and II are sufficient

## On which day in January, Subhas left for Germany ? (I) Subhas has so far spent 10 years in Germany. (II) Subhas’s friend Anil left for Germany on 15th February and joined Subhas 20 days after Subhas arrival

Answer : D. Neither I nor II is sufficient

## What is Manohar’s birthday ? (I) Manohar’s father was born on 27th May, 1948. (II) Manohar is 25 years younger than his mother.

Answer : E. Both I and II are sufficient

## Vipin’s and Javed’s salaries are in the proportion of 4:3 respectively. What is Vipin’s salary ? (I) Javed’s salary is 75% that of Vipin’s salary. (II) Javed’s salary is Rs.4500.

Answer : B. II alone is sufficient while I alone is not sufficient