Ques:- 9 years ago I was five times as old as my eldest son Today I am 3 times his age. HOW old am I now?
Ques:- In your opinion, what is the most beautiful math equation ever derived?
Recent Answer : :
obvious
e^(i*pi) + 1 = 0
Ques:- 8.008 + 0.8 + 80.8 + 800.8 + 0.08 = ?
Recent Answer : :
890.488
Ques:- What are some of the problems you encounter in doing your job? Which one frustrates you the most? What do you usually do about it?
Ques:- 252 can be expressed as a product of primes as
A. 2 x 2 x 2 x 3 x 7
B. 2 x 2 x 3 x 3 x 7
C. 2 x 3 x 3 x 3 x 7
D. 3 x 3 x 3 x 3 x 7
Recent Answer : :
B
Ques:- A die is thrown twice what is the probability that you get same number
Recent Answer : :
A die is thrown twice n(s)=36
The probability of getting same number is (1,1)(2,2)(3,3)
(4,4)(5,5)(6,6) i.e n(A)=6
Ans. P(A)=n(A)/n(s)
= 6/36
=1/6.
So, The Answer is 1/6
Ques:- ?Why your marks decreased in college?
Ques:- Why might you be successful in such a job?
Ques:- A person bought an article and sold it at a loss of 10%. If he had bought it for 20% less and sold it for Rs.75 less, he could have gained 25%. What is the cost price?
Ques:- Aman started a business investing Rs.70,000. Rakhi hoined him after six months with an amount of Rs.1,05,000 and Sagar joined them with Rs.1.4 lakhs after another six months. The amount of profit earned should be distributed in what ratio among Aman, Rakhi and Sagar respectively, 3 years after Aman started the business?
A. 7 : 6 : 10
B. 12 : 15 : 16
C. 42 : 45 : 56
D. Cannot be determined
Recent Answer : :
b
Ques:- In a race if A beat B by 15m, A beat C by 25m and in a race between B and C, B beat C by 15m.Find the length of the tracks.
Ques:- What would you say to your boss if he is crazy about an idea, but you think it stinks?
Ques:- In pure milk if 20% replaced by water and in this again 20% is replaced by water and again 20% is replaced by water then what is the proportion of milk in that mixture
Ques:- In a row of ten boys, when Rohit was shifted by two places towards the left, he became seventh from the left end. What was his earlier position from the right end of the row ?
Recent Answer : :
2nd
Ques:- Which languages can you read, write and speak?
Ques:- There are 9 coins. 8 of them are of 1 gm and 1 is of 2 grams. Find out the heavier coin in minimum number of weighing and how many weighing you need?
Ques:- Below is an equation that isn't correct yet. By adding a number of plus signs and minus signs between the ciphers on the left side (without changes the order of the ciphers), the equation can be made correct. 123456789 = 100 How many different ways ar
Recent Answer : :
28
to arrange m objects in n places => nCm
i.e. for this example m=2(+,- sign) and n = 8(places between two number from 1 to 9)
SO, answer is : 8C2 = (8*7) / 2 = 28
Ques:- A box contains 3 blue marbles, 4 red, 6 green marbles and 2 yellow marbles. If two marbles are drawn at random, what is the probability that at least one is green?
Ques:- If a: b = 3:4, b:c = 7:9, c:d = 5:7, Evaluate a:d?
Recent Answer : :
3:7
Ques:- An individual pays 30% income tax. On this tax he has to pay a surcharge of 10%. Thus the net tax rate, he has to pay is
A. 27%
B. 33%
C. 40%
D. 45%
Recent Answer : :
b
Ques:- You are given with two identical iron bars. one of them is magnetized and the other is not. u are suppose to find which one is magnetized. u are not suppose to use any other thing.
Ques:- What is your achievement in the current company?
Ques:- There are 5 burglars and once went to a bakery to rob it obviously The first guy ate 1/2 of the total bread and 1/2 of the bread. The second guy ate 1/2 of the remaining and 1/2 of the bread. The third guy ,fourth guy and fifth guy did the same. After fifth guy there is no bread left out. How many bread are there?
Recent Answer : :
let the total no of breads be x.
1st man 2nd man
x- (x/2) – 1/2 – 1/2((x-1)/2) – 1/2 ….. so on.
ans is 31.
first ate : 15.5 + .5 = 16 remaining 15
second ate : 7.5+0.5 = 8 remaining 7.
third ate : 3.5 +0.5 = 4 remaining 3.
fourth ate : 1.5 + 0.5 = 2 remaining 1
fifth ate : 0.5 + 0.5 = 1 remaining 0
Ques:- In a library, there are two racks with 40 books per rack. On a given day, 30 books were issued. What fraction remained in the racks?
Recent Answer : :
TOTAL NUMBER OF BOOKS 40+40=80
ISSUED BOOKS 30
REMAINING BOOKS 80-30=50
RATE=50/80=5/8
Ques:- Find out the wrong number in the series:
125, 106, 88, 76, 65, 58, 53
125, 106, 88, 76, 65, 58, 53
A. 65
B. 76
C. 88
D. 106
Recent Answer : :
88
Ques:- There are 7 letters A,B,C,D,E,F,GAll are assigned some numbers from 1,2 to 7.B is in the middle if arranged as per the numbers.A is greater than G same as F is less than C.G comes earlier than E.1) Which is the fourth letter ? ( B / D / F/ E)2) what is the difference between A and F? ( 3 /4/ 5/ 6)3 Choose 4 consecutive letters? ( ABCD / BDFE / AEFB / NONE OF THESE )
Ques:- The average runs scored by a batsman in 20 matches is 40. In the next 10 matches the batsman scored an average of 13 runs. Find his average in all the 30 matches?
Recent Answer : :
31
Ques:- Has Madhava Reddy, President of HTC Global Services, been caught by US Department of Labor for failure to pay salary?
Ques:- A box contains 3 blue marbles, 4 red, 6 green marbles and 2 yellow marbles. If three marbles are picked at random, what is the probability that they are all blue?
Ques:- There are 5 red shoes, 4 green shoes. If one draw randomly a shoe what is the probability of getting a red shoe?
Recent Answer : :
thanks
=> 3s = d
=> 5(s-9) = d
therefore
5s-45=3s
2s = 45
s=22.5
hence
d= 67.5