Data Sufficiency Quiz – SBI PO Prelims 2015

1. There are seven
letters, C, O, R, T, Y, I and V. What is the word formed after performing the
following operations using these
seven letters only?

I. R is placed
fifth to the right of V. C and T are not placed immediately next to either R or
V.

II. I is placed
to the immediate left of C but is not an immediate neighbour of R. O is placed
second to the left of Y.

III. Both I and O
are placed immediately next to R.

(a) Only I and III are sufficient to answer the question.

(b) Only I and II are sufficient to answer the question.

(c) Only II and III are sufficient to answer the question.

(d) All I, II and III are required to answer the question.

(e) Question cannot be answered even with all, I, II and III.

2. How is ‘season’
coded in a code language?

I. ‘rainy season
is too beautiful’ is coded as ‘lo ke pe zo go’ and ‘climate too cool’ is coded
as ‘ke al me’.

II. ‘winter
season is chilling’ is coded as ‘zo go ye te’ and ‘winter chilling’ is coded as
‘te ye’.

III. ‘enjoy the
weather’ is coded as ‘be ce da’ and ‘weather are beautiful’ is coded as ‘da fe
pe’.

(a) Only I and II are sufficient to answer the question.

(b) Only II and III are sufficient to answer the question.

(c) Only III and I are sufficient to answer the question.

(d) All I, II and III are required to answer the question.

(e) Question cannot be answered even with all I, II and III.

3. Six friends, M, N,
O, P, Q and R are sitting around a circular table and they are facing towards
the centre of the table. Who sits
between M and O?

I. M is facing N
and O is facing R, who is on the immediate left of M.

II. Q is on the
immediate left of O, who is not an immediate neighbour of M. P is an immediate
neighbour of N and R.

III. P is facing
Q and O is facing R. O is on the immediate right of P and second to the left of
M, who is adjacent to P.

(a) Only I and II are sufficient to answer the question.

(b) Only II is sufficient to answer the question.

(c) Only II and III are sufficient to answer the question.

(d) All I, II and III are required to answer the question.

(e) Question cannot be answered even with all I, II and III.

4. On which date in
August was definitely Anjali’s father’s birthday?

I. Anjali
correctly remembers that her father’s birthday is before nineteenth but after
thirteenth August.

II. Anjali’s
brother correctly remembers that their father’s birthday is after fifteenth but
before eighteenth August.

III. Anjali’s
father’s birthday falls on an even date.

(a) Only II and III are sufficient to answer the question.

(b) Only I and II are sufficient to answer the question.

(c) Only I and III are sufficient to answer the question.

(d) Question cannot be answered even with all I, II and III.

(e) All I, II and III are required to answer the question.

5. Six plays, M, N,
O, P, Q and R were organised in a week from Monday to Saturday, with one play
on each day. On which day was Play N
organised?

I. Play P was
organised before Thursday but after Monday. Play O was not organised on the
first day.

II. Play Q was
organised on Saturday. Play M was organised on Tuesday.

III. Play N was
organised on the next day of Play O.

(a) Only I and III are sufficient to answer the question.

(b) All I, II and III are required to answer the question.

(c) Only I and II are sufficient to answer the question.

(d) Only II and III are sufficient to answer the question.

(e) Question cannot be answered even with all I, II and III.

1.  From I: V_T C _ R
_ ……….. (a)

or V _ C T _ R _ ………….(b)

or, _V_C T _ R ………… (c)

or, _ V _ T C _ R ………… (d)

 From II:I C
………………… (a)

 O _ Y
……………………….. (b)

Neither IR nor RI …………………………. (c)

From III. IRO or ROI

I (a) is ruled out by II (a)

I (d) is ruled out by II (a), (c)

I (c) is ruled out by II (c)

Thus, from I (b) and II (a) (b)

VICTORY

Hence, V I C T O R Y is the word.

From I and II: Thus, word is VICTORY

2. From I: rainy season is too beautiful

→ lo ke pe zo go … (a)

climate too cool → ke al me … (b)

So,  too →  ke

From II: winter season is chilling

→ zo go ye te … (a)

winter chilling → te ye … (b)

winter → ‘te’ or ‘ye’

chilling → ‘ye’ or ‘te’

From III: enjoy the weather → be ce da

weather are beautiful → da fe pe

So, weather → da

From I (a) and II (a):

rainy season is too beautiful → lo ke pe zo

go

winter season is chilling→ zo go ye te

season →go’ or ‘zo’

is → ‘zo’ or ‘go’

Thus, the question cannot be answered even with

the help of I, II and III

3. Q is on the immediate left of O, who is not an immediate
neighbour of M. P is an immediate neighbour of N and R. As mentioned in the
Question they all are facing the center, so we can easily put them into places.
Q < left of O and P neighbor of N and R means M Q O R/N P N/R.

4. From I. 14th, 15th, 16th or 18th August.

From II. According to Anjali brother, her father’s

birthday is on 16th, 17th in month of August.

From III. Anjali’s father’s birthday falls on even date.

From II and III.

Father’s birthday is 16th August.

5. From I. Monday – O(×)

Tuesday – P

Wednesday – P

From II. Saturday – Q

Tuesday – M

From III. Play N is organised on the next day of O.

From I, II and III.

Monday – R

Tuesday – M

Wednesday – P

Thursday – O

Friday – N

Saturday – Q

Thus, N was staged on Friday. All are sufficient to

answer the question.