#### Institute of Banking Personnel Selection : Article

##### QUANT Quiz For IBPS PO Mains

###### BANK

**1.
The ratio of efficiency of A is to C is 5 : 3. The ratio of number of days
taken by B is to C is 2 : 3, A takes 6 days less than C, when A & C
completes the work individually. B and C started the work and left after 2
days. The number of days taken by A to finish the remaining work ?**

(a)
5 (b)
6 (c)
4.5

(d)
9.3 (e)
None of these

**2.
A contractor employed 30 men to complete the project in 100 days. But later on
he realized that just after 25 days only 20% of the work had been
completed. If the amount of work is also increased by 20% of the actual
work, then how many extra days are required (in companion with scheduled time)
but the number of men remained constant.**

(a)
50 (b)
60 (c)
45

(d)
55 (e)
30

**Directions
(3-7): A set of 10 pipes (set X) can fill 70% of a tank in 7minutes. Another
set of 5 pipes (set Y) fills 3/8 of the tank in 3 minutes. A third set of 8
pipes (Set Z) can empty 5/10 of the tank in 10 minutes.**

**3.
How many minutes will it take to fill the tank if all the 23 pipes are opened
at the same time?**

(a)
5 minutes

(b)
5 (5/7) minutes

(c)
6 minutes

(d)
6 (5/7) minutes

(e)
None of these

**4.
If only half the pipes of set X are closed and only half the pipes of set Y are
open and all other pipes are open, how long will it take to fill 49% of the
tank?**

(a)
16 minutes

(b)
13 minutes

(c)
7 minutes

(d)
None of these

(e)
can’t be determine

**5.
If 4 pipes are closed in set Z, and all others remain open, how long will it
take to fill the tank?**

(a)
5 minutes

(b)
6 minutes

(c)
7 minutes

(d)
7.5 minutes

(e)
5.4 minutes

**6.
If the tank is half full and set X and set Y are closed, how many minutes will
it take for set Z to empty the tank if alternate taps of set Z are closed.**

(a)
12 minutes

(b)
20 minutes

(c)
40 minutes

(d)
16 minutes

(e)
32 minutes

**7.
If one pipe is added for set X and set Y and set Z’s capacity is increased by
20% on its original value and all the taps are opened at 2.58 p.m., then at
what time does the tank get filled? (If it is initially empty.)**

(a)
3.05 p.m. (b)
3.04 p.m.

(c)
3.10 p.m. (d) 3.03 p.m.

(e)
None of these

**8.
Three cooks have to make 80 idlis. They are known to make 20 pieces every
minute working together. The first cook began working alone and made 20 pieces
having worked for sometime more than three minutes. The remaining part of the
work was done by the second and the third cook working together. They all took
a total of 8 minutes to complete the 80 idlis. How many minutes would it take
the first cook alone to cook 160 idlis for a marriage party the next day?**

(a)
16 minutes

(b)
24 minutes

(c)
32 minutes

(d)
40 minutes

(e)
None

**9.
When A, B and C are deployed for a task, A and B together do 70% of the work
and B and C together do 50% of the work. Who is most efficient?**

(a)
A (b)
B (c)
C

(d)
Can’t be determined (e) None of
these

**10.
Colonel, Major and General started a work together for Rs. 816. Colonel and
Major did 8/17 of the total work, while Major and General together did 12/17 of
the whole work. What is the amount of the least efficient person?**

(a)
Rs. 256 (b) Rs. 144

(c)
Rs. 85 (d) can’t be determined

(e)
None of these

**ANSWER:**

**1-b 2-a 3-b 4-d 5-a**

**6-b 7-d 8-c 9-a 10-b**