# Infosys Placement paper: 11th September 2005,

1. A cube has its 6 faces painted red. It is cut by 6 straight lines into 27 smaller cubes. Find how many smaller cubes are there having:
(i) 3 faces painted red.
(ii) 2faces painted red.
(iii) 1 face painted red.
(iv) 0 faces painted red???

2. There are two different temperature measurement systems, similar to Celsius and Fahrenheit, say A & B. If A=14 then B=36 and if A=133 then B=87. What value will be equal in both systems?

3. The cyclist race is going in circular pattern. Ahead of me are 1/5th, behind of me are 5/6th. Find total no of participants.

4. There are 6 members in a family K L M N O P. L is brother of O�s husband. M is sister of P N is father of K and grandfather of P. There are 2 fathers, 3 brothers, and a mother.
a. who is O�s husband?
b. How many males are there?
c. Group of brothers?

5. There are less than 500 students in a class. 1/3rd of the student is whole number. Same is 1/4th, 1/5th, 1/7th is whole number. Find the total number of students.

6. Mom asked me to buy some postal stamps of 2 paise, 5 paise, 7 paise, 10 paise 15 paise and 20 paise. She gave me total 3.40 rupees for this. Which of these should be multiple of 5 and which of these of 6?

• Nov 25th, 2005

5. There are less than 500 students in a class. 1/3rd of the student is whole number. Same is 1/4th, 1/5th, 1/7th is whole number. Find the total number of students.Ans:- 420

#### maruthirajan t.n.

• Dec 6th, 2005

4. There are 6 members in a family K L M N O P. L is brother of O?s husband. M is sister of P N is father of K and grandfather of P. There are 2 fathers, 3 brothers, and a mother.
a. who is O?s husband?
b. How many males are there?
c. Group of brothers?

ans:

A) K is the husband of O

B) 4 males

C) L and K are brothers and P must be brother to M.

#### kumar

• Jan 5th, 2006

I've an written exam on jan 8th,Iwant the explanation for the below questions..... please send as soon as possible.

1.There are less than 500 students in a class. 1/3rd of the student is whole number. Same is 1/4th, 1/5th, 1/7th is whole number. Find the total number of students.

2.There are 6 members in a family K L M N O P. L is brother of O?s husband. M is sister of P N is father of K and grandfather of P. There are 2 fathers, 3 brothers, and a mother.
a. who is O?s husband?
b. How many males are there?
c. Group of brothers?

3.Mom asked me to buy some postal stamps of 2 paise, 5 paise, 7 paise, 10 paise 15 paise and 20 paise. She gave me total 3.40 rupees for this. Which of these should be multiple of 5 and which of these of 6?

4.There are two different temperature measurement systems, similar to Celsius and Fahrenheit, say A & B. If A=14 then B=36 and if A=133 then B=87. What value will be equal in both systems?

#### sunny jain

• Mar 14th, 2006

there is another case also.........

L <------ brother --------- N-------husband---->o

son of n is K-----son----->p----sis-->M-

#### b archana

• Apr 1st, 2006

6. MULTIPLES OF 6: 20PS ,15 PS, 10PS MULTIPLES OF 5: 2PS, 5PS, 7PS

#### Sonali Panda

• Apr 25th, 2006

Q1.3 faces painted red(Quantity=4)

2 faces Painted red(Quantity=16)

1 faces painted red(Quantity=8)

no faces painted red(Quantity=2)

#### mini

• Jun 7th, 2006

The answer for the cubes3 face painted red is 82 face painted red is 121 face painted red is 6and no face painted red is 1and the sum of all the cubes is 8+12+6+1=27

#### avinash

• Mar 3rd, 2007

YOu have a simple formula
n = we can write 27 as 3^3 3*3*3
n = 3
no of sides having zero color = (n-2)^3 = 1
no of sides having 1 color  = (n-2)^2 * 6= 6
no if sides having 2 color = (n-2)*12 = 12
3 sides = 8

#### raviteja

• Mar 4th, 2007

no . of  cubes having  0 faces painted-----1
no of cubes having 1 face painted red ----6
no of cubes having 2 faces painted red-----12
no of cubes having 3 faces painted red-----8

#### keerthana kumaresan

• Sep 5th, 2013

a) N is Os husband
b) 3 males
c) N and L are brothers. P is brother to M  