3 small cubes have the sides 3cm, 4cm, 5cm respectively. These are melted to form a large cube. Find the ratio of total surface area of the smaller cubes to that of the larger cube.

Answers were Sorted based on User's Feedback



3 small cubes have the sides 3cm, 4cm, 5cm respectively. These are melted to form a large cube. Find..

Answer / pradyumna171

3:4:5:6

Is This Answer Correct ?    41 Yes 10 No

3 small cubes have the sides 3cm, 4cm, 5cm respectively. These are melted to form a large cube. Find..

Answer / saurabh tyagi

volume of new cube = (3*3*3)+(4*4*4)+(5*5*5)
= 9+64+125
= 216cm3
i.e (edge)^3 = 216cm3
so, single cube= 6cm

Is This Answer Correct ?    20 Yes 5 No

3 small cubes have the sides 3cm, 4cm, 5cm respectively. These are melted to form a large cube. Find..

Answer / ajay naykar

25:18
as total surface area of small cubes is 6 (9+16+25)=300
total surface area of new big cube= 6 (6x6)
= 216
ratio = 300:216
=25:18

Is This Answer Correct ?    9 Yes 2 No

3 small cubes have the sides 3cm, 4cm, 5cm respectively. These are melted to form a large cube. Find..

Answer / pradyumna171

Volume of new cube (3*3*3+4*4*4+5*5*5)=216 cubic cm
Side of new cube cube root of 216= 6cm
Therefore total surface of new cube 6*6*6=36 sq cm

Is This Answer Correct ?    1 Yes 1 No

3 small cubes have the sides 3cm, 4cm, 5cm respectively. These are melted to form a large cube. Find..

Answer / raj

9:25
Tsa of small cube =6*3*3
Tsa of large cube = 6 *5*5
9:25

Is This Answer Correct ?    0 Yes 1 No

3 small cubes have the sides 3cm, 4cm, 5cm respectively. These are melted to form a large cube. Find..

Answer / varma

4

Is This Answer Correct ?    2 Yes 6 No

Post New Answer

More General Aptitude Interview Questions

A man has Rs 2. He wins or loses Re 1 at a time. If he wins he gets Re 1 and if he loses the game he loses Re 1. He can loose only 5 times. He is out of the game if he earns Rs 5.Find the number of ways in which this is possible?

0 Answers   3i Infotech,


virtual memery size depand on

4 Answers  


What is the eligibility criteria for SBI Clerks? I have 55% in 12th & 73% in Graduation, so m i eligible for the post, please let me know at the earliest.!!!

1 Answers  


In the month of march a basketball team played 60 games and won 30% of its game played. After some time the team raised it to 50%. How many games did the team had won to attain this average.

0 Answers   3i Infotech,


average of 13 papers is 40.average of first 7 papers is 42 and last seven papers is 35.find the marks obtained in 7th paper?

1 Answers   CTS, National Insurance Company Limited, Wipro,






how to retrieve the recent record from the database using sql query. suppose the table has the columns only ename,job,salary columns

0 Answers  


Jane works at a fashion design company,and is having problems getting dressed for work. She refuses to wear any color combination that does not go well together as many of her clients may look down upon this. She has two pairs of skirts, brown and blue; three blouses, white, sky blue, and gray; four pairs of stockings, red, black, brown, and blue; and two pairs of shoes, black and brown. The blue skirt cannot be worn with red or brown stockings. Gray does not go well with brown. Black does not go well with brown. 1. If Jane wears black shoes she will not wear: a) red stockings. b) a blue skirt. c) a white blouse. d) blue stockings. e) a sky blue blouse. 2. If Jane is color blind and is unable to determine what outfits went well together, how many possible clothing combinations could she have? a)24 b)32 c)36 d)44 e)48 3. If Jane wears a brown skirt and a white blouse, she could: a)not wear blue stockings. b)not wear brown shoes. c)not wear black shoes. d)wear blue stockings. e)wear red stockings. 4.Jane buys a gray scarf. If she wears the new scarf, then she could: a)not wear blue stockings. b)not wear brown stockings. c)not wear black shoes. d)wear a white blouse. e)wear black stockings. 5.Jane will never wear: a)blue and red together. b)white and red together. c)gray and blue together. d)white and black together. e)white and red together.

0 Answers   IBM, Wipro,


there are 3 door in a closed room.Behind two door there is beast and behind one is a beauty. and you know that one of the door which contain beast.Now find the maximum chance of you win ie getting the beauty.

2 Answers  


Albert and Fernandes have two leg swimming race. Both start from opposite ends of the pool. On the first leg, the boys pass each other at 18 m from the deep end of the pool. During the second leg they pass at 10 m from the shallow end of the pool. Both go at constant speed but one of them is faster. Each boy rests for 4 seconds at the end of the first leg. What is the length of the pool?

0 Answers   Infosys,


Why 3 comes after 2 And 2 comes after 1 ?

8 Answers  


Hi fnds.. I am doing Finar MCA ... I want US TECHNOLOGY RECENT Palcement paper.Can any one help me. velusamy.s@kgisliim.ac.in plz send to this mail id...

0 Answers  


2. The school committee of a small town wanted to determine the average children per household of the town. They divided the total no. of children in the town by total no. of households. Total no. of households = 50. Which of the following statements must be true if the average children per household are 2.2?

2 Answers   Mu Sigma, TCS,


Categories