# Data Sufficiency Quiz Set 020

### Question 1

You have to decide whether the data provided in the statements are sufficient to answer the question. Read the statements and give your answer.

In a code language, 'al ed hop' means 'we play chess'. What is the code of word 'chess'?

1. 'id nim hop' means 'we are honest'.
2. 'gob ots al' means 'they play cricket.'
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 both in the statement II alone are sufficient to answer the question while the data in statement I alone are not sufficient to answer the question.

C

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

D

if the data both in statement I and II together are necessary to answer the question.

Soln.
Ans: d

From both the statements it is clear that 'ed' is the code for chess. Honest = 'hop', Play='al'

### Question 2

You have to decide whether the data provided in the statements are sufficient to answer the question. Read the statements and give your answer.

In a class of 60 students, how many boys scored over 90% in the Chemistry test?

1. Exactly 5 girls scored over 90% in the test.
2. 2/3rd of the class scored over 90% in the test.
A

if statement I alone is sufficient but statement II alone is not sufficient.

B

if statement II alone is sufficient but statement I alone is not sufficient.

C

if both statements I and II together are sufficient but neither of statements alone is sufficient.

D

if each statement alone is sufficient.

Soln.
Ans: c

From statement II, it is clear that out of 60 students, 40 students scored over 90% in the test . Now it is given in statement I that 5 girls scored over 90%.

Hence, number of boys who scored more than 90% = 40 − 5 = 35.

### Question 3

You have to decide whether the data provided in the statements are sufficient to answer the question. Read the statements and give your answer.

A, B, C, D four persons show their work on four consecutive days by different persons. It is not necessary that the order is same. On which day 'C' will show his work?

1. Shows start on 23rd day and D does the shown on next day.
2. A does not show his work on 25th. One of them shows between A and B.
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 both in the statement II alone are sufficient to answer the question while the data in statement I alone are not sufficient to answer the question.

C

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

D

if the data both in statement I and II together are necessary to answer the question.

Soln.
Ans: d

Using both the statements, we find that A shows work on 23rd, D on 24th, B on 25th, C on 26th. Hence, both the statements are required to answer the question.

### Question 4

You have to decide whether the data provided in the statements are sufficient to answer the question. Read the statements and give your answer.

How is M related to P?

1. P's mother and K are sisters.
2. M is the only child of D and K.
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 both in the statement II alone are sufficient to answer the question while the data in statement I alone are not sufficient to answer the question.

C

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

D

if the data both in statement I and II together are necessary to answer the question.

Soln.
Ans: d

K is the mother of M and P's aunt. Hence, M and P are cousins. Hence, both the statements are required to solve the question.

### Question 5

The following question consists of a question followed by two statements labeled I and II. You have to decide whether the data given in the statement (s) is /are sufficient for answering the question.

A, B, C, D and E are setting in a row. What is the position of B from the left end?

1. A is sitting at one end second right of D who is the immediate neighbor of C and B.
2. E is to the left of B.
A

if 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 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.

C

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

D

if data in both the statements I and II together are needed to answer the question.

Soln.
Ans: d

Combining both the statements, position of B from the left end can be ascertained. 