Radius of sphere is increased by 50%. By how much percentage
is surface area is increased?

Answer Posted / a.manikandan

98%

Is This Answer Correct ?    3 Yes 14 No



Post New Answer       View All Answers


Please Help Members By Posting Answers For Below Questions

There are 6 consecutive numbers P, Q, R, S, T, U, not necessarily in that order. Given that, Q is 2 less that P, P is 3 less that T and R is 2 less than S, arrange them in an ascending order.

754


Gaurav buys milk at Rs. 60 per litre, adds water to it and then sells it at Rs. 75 per litre. What should be the ratio of milk to water to get a profit of 37.5%?

699


the decimal number was given.it was converted to other system.they asked to identify the system.i.e. octal,hexadecimal.

668


Three men A, B, C can complete a work separately in some specified days (May be 8, 7, 6).If they do the work together by alternate days. Then how many days need to complete the work?

865


5 thieves stole diamonds in following way 1st stole half +2 2nd remaining half +2. for 5th there was no diamond how many diamond were there initially

743






If a car starts from A towards B with some velocity due to some problem in the engine after travelling 30km.If the car goes with 4/5 th of its actual velocity the car reaches B 45min later to the actual time. If the car engine fails after travelling 45km, the car reaches the destination B 36min late to the actual time , what is the initial velocity of car and what is the distance between A and B in km

734


Ronak's mother is the only daughter of Jasmeet's father. How is Jasmeet's husband related to Ronak?

738


Denominator is 4 greater than numerator if 10 is added to Denominator,the fraction becomes 1/8.what is the fraction.

715


if out of x bulbs y bulbs are broken;the % of non broken bulbs

770


Hello!!I have appllied for the post of Jr.Executive(ATC).My educational qualification is B.Tech(IT).I ould like to know if the questions in technical section will be based on IT alone or else also from other subjects also like electrical/electronics/civil/tele communication.I will be grateful for a relevant answer.thank you in advance

1952


4i+8j+10k. something like this.

6265


One fast typist type some matter in 2hr and another slow typist type the same matter in 3hr. If both do combinedly in how much time they will finish.

803


Which is the biggest perfect square amongst the following 15129, 12348, 23716, 20736

1486


Tata Tea cost rupees 95 per kg, Red label costs rupees 100 per kg and Lipton cost rs 70 per kg. How many kgs of each should be blended to produce 100 kg mixture worth Rs.90 per kg, give that the quantity of Red label and Lipton are equal.

740


a grandfather has 5 sons and daughters and grandchildren.they have to be arranged in a row such that the first 4 seats and last four seats are to be taken by grandchildren and the grandfather would not sit adjacent to any of the grandchildren.

2386