(root 200) - (root 50) =?

Answer Posted / subbu

given expression=root( ((root 200)-(root 50))^2)
=root(450)
=21 approx

Is This Answer Correct ?    1 Yes 3 No



Post New Answer       View All Answers


Please Help Members By Posting Answers For Below Questions

The diameter of a wheel is 1.26m. If this wheel rotates 500 rotations, how long it can travel?

938


6 Face of a cube are painted in a manner ,no 2 adjacent face have same colour three colurs used are red blue green. Cube is cut in to 36 smaller cube in such a manner that 32 cubes are of one size and rest of them bigger size and each bigger side have no red side.

762


8 persons A,B,C,D,E,F,G,H are sitting in a round dining table.some arrangement was given and position of H was asked.I don't remember the question exactly.

774


any body send me the sample paper for pnb dy.managers,to ravitejareddy.r@gmail.com

2074


There are two balls touching each other circumferencically. The radius of the big ball is 4 times the diameter of the small ball.The outer small ball rotates in anticlockwise direction circumferencically over the bigger one at the rate of 16 rev/sec. The bigger wheel also rotates anticlockwise at Nrev/sec. what is 'N' for the horizontal line from the centre of small wheel always is horizontal.

670






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

923


in a mixture, R is 2 parts, S is 1 part. in order to make S to 25% of the mixture, howmuch R is to be added

752


Instead of multiplying a number by 7, the number is divided by 7. What is the percentage of error obtained?

930


In a classroom, a student is ranked 12th from right and 9th from left. How many students are there in total?

713


A sum of money becomes 2.5 times itself at 12.5% simple interest p.a. What should be the period of investment to get this much return?

817


A person gives a secret to two other persons in 5 minutes. How long will he take to tell the secret to 768 people?

899


A batsman outs for 23 runs in one inning, which increases his average 15 to 16. If he has to get 18 as average, what score is to make by him in the same innings?

764


15 Men take 21 days of 8 hrs. each to do a piece of work. How many days of 6 hrs. each would do if 21 women take. If 3 women do as much work of 2 men.

754


what is the sum of 7 consecutive odd numbers with 27 as the fourth number

791


Radha,Geeta&Revathi went for a picnic.After a few days they forgot the date,day and month on which they went to picnic.Radha said that it was on Thursday,May 8 and Geeta said that it was Thursday May 10.Revathi said Friday Jun 8.Now one of them told all things wrongly,others one thing wrong and the last two things wrongly.If April 1st is tuesday what is the right day,date and month? thought that he should not waste his time and started moving towards his residence at the speed of 3mi/hr.On the way,he gets the coach and reaches home at 6 o'clock.How far is his residence from railway station.

887