(57*57*57-50*50*50)/(57*57-57*50+50*50)

Answer Posted / venkatesh.karri

Ans : 7

(acube - bcube) = (a-b)(asquare - ab + bsquare)

Is This Answer Correct ?    29 Yes 8 No



Post New Answer       View All Answers


Please Help Members By Posting Answers For Below Questions

A pipe can fill a tank in 30 min B can fill in 28 min then if 3/4 th of tank can be filled by B pipe and after wards bothare opened then how much time is required by both the pipes to fill the tank completely. note: the values of A and B may slitely vary be ware.

799


500 men are arranged in an array of 10 rows and 50 columns . ALL tallest among each row aare asked to fall out . And the shortest among THEM is A. Similarly after resuming that to their originaal podsitions that the shorteest among each column are asked to fall out. And the longest among them is B . Now who is taller among A and B ?

712


If a man can swim downstream at 6kmph and upstream at 2kmph, his speed in still water is: It takes 30 days to fill a laboratory dish with bacteria. If the size of the bactiria doubles each day, how long did it take for the bactiria to fill one half of dish?

936


A fruit seller had some balls. He sells 40% balls and still has 420 balls. How many balls he had initially?

964


all apscsc question papers

2049






The equivalent compound ratio of 5:6::7:10::6:5

755


A certain type of mixture is prepared by mixing brand A at Rs.9 a kg. with brand B at Rs.4 a kg. If the mixture is worth Rs.7 a kg., how many kgs. brand A are needed to make 40kgs. of the mixture?

1068


what is the syllabus for group-1 and upsc exam for ias also specify the age limit for both appsc and upsc exams. is there any age relaxation for divorced women.

3055


2020201-565656=?

831


A cubical rectangular bar has the dimensions with the ratio 5 : 4 : 3. Its volume is 7500. What is the surface area of the bar?

1292


In Bangalore, during income tax deduction for a single person, the percentage increased by 3% and for middle house-holders, it decreased by 3%. What can you infer?

676


A number, when it is divided by 8 it gives a remainder 3 and is divisible by both 3 and 5. Find the number.

714


One ship goes along the stream direction 28 km and in opposite direction 13 km in 5 hrs for each direction.What is the velocity of stream? `

1291


A dealer sells 3 sets at Rs.2400 each ,one at 20% gain and the other at 20% loss. what is the overall gain or loss.

733


Three containers A, B and C have volumes a, b, and c respectively; and container A is full of water while the other two are empty. If from container A water is poured into container B which becomes 1/3 full, and into container C which becomes 1/2 full, how much water is left in container A?

1137