Answer Posted / s. harder

6 cats kill 6 rats in 6 minutes.

So, the 6 cats kill rats at a rate of 1 rat/min
and the 6 cats will kill 50 rats in 50 min.

Therefore, 12 cats will kill 100 rats in the 50 minutes.

The answer is 12.

1,40,00,000 pencils are put up straight. All the pencils are of length range 3 to 6 inches. 80% of the pencils have average of five inches. So find out the total length spanned by the pencils?

1322

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A work is done by two people in 24 minutes. One of them alone can do it in 40 minutes. How much time will the other person will take to complete it

1290

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how to create the alarm using sql queries.In the sense i need to make the computer to produce beep sound for each 1 minute.(hint: by chr(7) we can produce the beep sound)

2333

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if 2 miles of fence enclose a square plot of 160 acres,how large a square will 4 miles of fence

6944

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Technical questions

1948

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A cylinder is inserted in a sphere d/h = 2/3. Find the surface area of the cylinder ?

1733

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An array was given and we were required to write a function : int CalculateThirdHighest(int a[ ]) : which calculates the third highest number in the array. While coding in C remember to calculate the length of array using formulae length of array=sizeof(a)/sizeof(int). Because the number of elements of array were not passed as argument. i want a solution in C/C++ language

2578

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During a given week A programmer spends 1/4 of his time preparing flow chart, 3/8 of his time coding and the rest of the time in debugging the programs. If he works 48 hours during the week , how many hours did he spend debugging the program.

1345

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A positive integer which when added to 1000 gives a sum which is greater than 10.06 when it is multiplied by 100 this positive integer is __.

1499

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a cube has colors blue,red ,yellow each on two opposite sides.cube is divided into "32 small cubes and 4 large cubes". how many cubes (on 36 cubes) have blue at least one side. how many cubes have colors on two sides.

1399

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Find the next letter in the series Q,W,E,R,T,--

1304

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A cloth merchant claims to sell is material at cost price but uses a scale which reads 1 meter for every 95 centimeter. Find the gain percent?

2479

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What is the angle of degree suspended when two hands of clock showing the time 2.30.

1403

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There are 9 balls of these one is defective. Find the minimum no. of chances of finding the defective one.

1417

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2. Why would you choose a database system instead of simply storing data in operating system files? Give and explain advantages of using DBMS.

1587

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