A cistern can be filled by two pipes in 30 an 40 min,
respectively. ... How long after the pipes have been turned
on, the first one was turned off?



A cistern can be filled by two pipes in 30 an 40 min, respectively. ... How long after the pipes h..

Answer / shalu

Ans is 12 6/7 how to solve this

Is This Answer Correct ?    1 Yes 0 No

Post New Answer

More General Aptitude Interview Questions

If POINT + ZERO = ENERGY, then E + N + E + R + G + Y = ?

0 Answers   HCL,


If A, B and C are the mechanisms used separately to reduce the wastage of fuel by 30%, 20% and 10%. What will be the fuel economy if they were used combined.

0 Answers   Accenture, BSNL,


512.85+376.598+(-402.8 +6x0)= ?

1 Answers  


Find the values of each of the alphabets. N O O N S O O N + M O O N ---------- J U N E

2 Answers   IBM, Infosys,


P is heavier than Q but lighter than R. Q is heavier than T. S is heavier than P but lighter than V. Who among them is the lightest? (a) V (b) S (c) T (d) R (e) None of these

6 Answers  






Here are 140,0000 pencils out of which 80 % of pencils have average length of 5 inch. What will be the total length, if they are kept one over another? What will be the distance in miles?

0 Answers   Citicorp,


In 1978, a kg of paper was sold at Rs25/-. I f the paper rate increases at 1.5% more than inflation rate which is of 6.5% a year , then what wil be the cost of a kg of paper after 2 years? a)29.12 (b) 29.72 (c) 30.12 (d) 32.65 (e) none of these

6 Answers   IBM,


The average between a two digit number and the number obtained by interchanging the digits is 9. What is the difference between the two digits of the number? (a) 8 (b) 2 (c) 5 (d) Cannot be determined (e) None of these

4 Answers   Attra, Toshiba,


Four of the following five are alike in a certain way and hence form a group. Which one of the following does not belong to that group? (a) 63 (b) 64 (c) 39 (d) 48 (e) 79

6 Answers   Allianz,


A company requires 11,500 strength.present employees are 200 women , men and 6500 unmarried To reach the target how many women required to maintain the same ratio?

5 Answers   Accenture, CitiGroup, CTS, Ramco,


please i need help on getting hevron nigeria aptitude test questions.

0 Answers  


what is calander and do make it.

0 Answers   HCL,


Categories