Two trains move in the same direction at 50 kmph and 32 kmph respectively. A man in the slower train observes the 15 seconds elapse before the faster train completely passes by him.
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A fly is there 1 feet below the ceiling right across a wall length is 30m at equal distance from both the ends. There is a spider 1 feet above floor right across the long wall eqidistant from both the ends. If the width of the room is 12m and 12m, what distance is to be travelled by the spider to catch the fly? if it takes the shortest path.
A train overtakes two persons walking along a railway track. The first one walks at 4.5 km.hr . the other one walks at 5.4 km/hr. the train needs 8.4 and 8.5 seconds respectively to overtake them, What is the speed of the train if both the persons are walking in the same direction as the train?
success is to failure, joy is to ?
Which of the following equations has a root in common with x2 - 6x + 5 = 0?
M/N = 6/5 3M+2N = ?
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9 laboures can complete the construction of a wall in 18 days. How many less days will 12 laboures take to complete the same wall?
could you print a statement without end of semicolon
Frank is 15 years younger then John. In 5 years John will be twice as old as Frank. How old will Frank be in four years?
A person was fined for exceeding the speed limit by 10 mph. Another person was also fined for exceeding the same speed limit by twice the same. If the second person was travelling at a speed of 45 mph. find the speed limit .
A number when divided by D leaves a remainder of 8 and when divided by 3D leaves a remainder of 21 . What is the remainder left, when twice the number is divided by 3D?
What s de answer for this question : Three independent mechanisms A, B and C have been incorporated for power saving in a plant producing respectively 30%, 40% and 10% efficiency. Assuming that they operate independently, what is the net power efficiency achieved. (a) 62.2% (b) 68% (c) 61% (d) 64% (e) 56%
There are two sorted arrays a1 and a2 of size n1 and size n2 respectively. array a1 is full array a2 has exactly n1(size of array a1) empty space. example a1[]=1234 a2[]=56789_ _ _ _ Write a function to merge these two arrays to form a sorted array without any extra memory use. i want a solution in c/c++ language