For the following questions answer them individually
A, B and C. each working alone, can finish a piece of work in 27, 33 and 45 days respectively. A starts by working alone for 12 days, then B takes over from A and works for 11 days. At this stage C takes over from B and completes the remaining work. In how many days the whole work was completed ?
A rectangular garden of length 12m is surrounded by a 2m wide path. If the area of the garden is 84 m² and the cost of gravelling is Rs.8 per m², what is the total cost of gravelling the path ?( in Rs.)
Train A, travelling at 'S' m/sec, can cross a platform double its length in 21 sec. The same train, travelling at (S + 5) m/sec, can cross the same platform in 18 sec. What is the value of 'S'?
The present age of Charu is 2.5 times the present age of Harsh. Had Harsh been two years younger and Charu been 13 years older, Charu's age would have been 3.5 times Harsh's age. What is Harsh's present age ?
27 is divided into two parts such that 5 times the ×rst part added to 11 times the second part makes 195. Then respective ratio between ×rst and second part is :
Among five friends - O, P, Q, R and S, each scored different marks in an examination. P scored more than R and Q but less than O. O did not score the highest marks and did not score the lowest marks. Who amongst the following scored the third highest?
Study the following information carefully and answer the given questions.Â
E, F, G, H, I, J, k and L are sitting around a circular table facing the center but not necessarily in the same order. Only three people sit between K and L. Only two people sit between L and H. Only three people sit between H and G. J sits second to the right of H. I is one of the immediate neighbour of H. F is neither an immediate neighbour of K nor G.
If all the persons are made to sit in alphabetical order in clockwise direction, starting from E, the positions of how many, excluding E, would remain unchanged ?
Four of the following five are alike in a certain way based on their positions in the given arrangement and so form a group. Which is the one that does not belong to the group ?
