A and B completed certain work together in 5 days. Had A worked at twice his own speed and B half his own speed, it would have taken them 4 days to complete the job. How much time would it take for A alone to do the job?

A sum of Rs 2387 is divided into three parts in such a way that one-fifth of the first part, one half of the second part and the fourth one and the third part are equal. Find the sum of five times the first part, three times the second part and four times the third part (in rupees).

What is the greatest possible positive integer n if 16^n divides (44)^44 without leaving a remainder?

In a test with 26 questions, five points were deducted for each wrong answer and eight points were added for every correct answer. How many were answered correctly if the score was zero?

The air-conditioned bus service from Siruseri industry park runs at regular intervals throughout the day. It is now 3:12 pm and it has arrived 1 minute ago but it was 2 minutes late. The next bus is due at 3:18 pm. When is the next bus due?

How many number plates can be made if the number plates have two letters of the English alphabets (A-Z) followed by two digits (0-9) if the repetition of digits or alphabets is not allowed?

In a cricket tournament, 16 school teams participated. A sum of Rs. 8000 is to be awarded among them as prize money. If the team placed last is awarded Rs. 275 as prize money and the award increases by the same amount for successive finishing teams, how much will the team placed first receive?

Eeshas father was 34 years of age when she was born. Her younger brother, Shashank, now that he is 13, is very proud of the fact that he is as tall as her, even though he is three years younger than her. Eeshas mother, who is shorter than Eesha, was only 29 when Shashank was born. What is the sum of the ages of Eeshas parents now?

In this question, x^y stands for x raised to the power y. For example, 2^3=8 and 4^1.5=8. If a,b are real numbers such that a+b=3, a^2+b^2=7, the value of a^4+b^4 is?

A road network covers some cities. City C can be reached only from the city A or city B. The distance from A to C is 65kmand that from B to C is 30km. The shortest distance from A to B is 58km. The shortest distance from city P to A is 420kmand the shortest distance from city P to B is 345km. The shortest distance from city P to city C inkmsis:

In a covering, a certain distance, the speeds of A and B are in the ratio of 3:4. A takes 30 minutes more than B to reach the destination. The time is taken by A to reach the goal is?

A train 110 m long is running with a speed of 60 km/hr. At what time will it pass a man who is running at 6 km/hr in the direction opposite to that in which the train is going?

An alone can do a piece of work in 6 days and B alone in 8 days. A and B undertook to do it for Rs. 3200. With the help of C, they completed the work in 3 days. How much is to be paid to C?

A, B, and C started a business with capitals of Rs. 8000, Rs. 10000, and Rs. 12000 respectively. At the end of the year, the profit share of B is Rs. 1500. The difference between the profit shares of A and C is?

If Rs. 510 be divided among A, B, C in such a way that A gets 2/3 of what B gets, and B gets 1/4 of what C gets, then their shares are respectively?

The current of a stream runs at the rate of 4 kmph. A boat goes 6 km and back to the starting point in 2 hours, then find the speed of the boat in still water?

In how much time would the simple interest on a certain sum be 0.125 times the principal at 10% per annum?

Find the cost of fencing around a circular field of diameter 28 m at the rate of Rs.1.50 a meter?

A pupil’s marks were wrongly entered as 83 instead of 63. Due to the average marks for the class got increased by half. The number of pupils in the class is?

The H.C.F of two numbers is 11, and their L.C.M is 7700. If one of the numbers is 275, then the other is?

If the sum of the two numbers is 22 and the sum of their squares is 404, then the product of the numbers is?

Three pipes A, B and C can fill a tank from empty to full in 30 minutes, 20 minutes and 10 minutes respectively. When the tank is empty, all the three pipes are opened. A, B and C discharge chemical solutions P, Q and R respectively. What is the proportion of solution R in the liquid in the tank after 3 minutes?

The principle that amounts to Rs. 4913 in 3 years at 6 1/4 % per annum C.I. compounded annually, is?

If the height of a cone is increased by 100%, then its volume is increased by?

A sells a bicycle to B at a profit of 20%. B sells it to C at a profit of 25%. If C pays Rs. 225 for it, the cost price of the bicycle for A is?

A person’s present age is two-fifths of the age of his mother. After eight years, he will be one-half of the age of his mother. How old id the mother at present?

In an election between two candidates A and B, the number of valid votes received by A exceeds those received by B by 15% of the total number of votes polled. If 20% of the votes polled were invalid and a total of 8720 votes were polled, then how many valid votes did B get?

The cost of 16 pens and 8 pencils is Rs.352 and the cost of 4 pens and 4 pencils is Rs.96. Find the cost of each pen?

The radius of a wheel is 22.4 cm. What is the distance covered by the wheel in making 500 resolutions?

What is the output of the following program

main()

{

int a=10;

int b=6;

if(a=3)

b++;

printf("%d %d ",a,b++);

}

What is the output of the following program?

main()

{

int l=6;

switch(l)

{ default : l+=2;

case 4: l=4;

case 5: l++;

break;

}

printf("%d",l);

}

What is printed when this program is executed

main()

{

printf ("%d ",f(7));

}

f(X)

{

if (x

<= 4)

return x;

return f(--x);

}

What is the output of the C statement?

int main()

{

int a=0;

a = 5<2 ?4 : 3;

printf("%d",a);

return 0;

}

What is the output of the C Program?

int main()

{

int a=0;

a = 5>2 ?printf("4"): 3;

printf("%d",a);

return 0;

}

What is the output of the C Program?

int main()

{

int a=0;

a = (5>2) ? : 8;

printf("%d",a);

return 0;

}

What is the output of the C Program?

int main()

{

if( 4 > 5 )

{

printf("Hurray..\n");

}

printf("Yes");

return 0;

}

What is the output of the C Program?

int main()

{

int x;

x = 5 >8 ?10 : 1 != 2 < 5 ? 20 : 30;

printf("Value of x:%d", x);

return 0;

}

How many times this loop will execute?

int main()

{

inti;

for(i=0;i<10;i++)

{

printf("%d\n",i++);

i=++i;

}

return 0;

}

How many times this loop will execute?

const MAX=10;

int main()

{

inti=1;

for(;i<MAX;i=i/i)

{

printf("%d\n",i);

}

return 0;

}

How many times this loop will execute?

int main()

{

int max = 5;

inti = 0;

for(;;)

{

i++;

if(i> max)

break;

printf("i = %d\n",i);

}

return 0;

}

What will be the output?

int main()

{

int max = 5;

int c = 0;

for(; c <max;c++);

{

printf("%d ",c);

}

printf("END\n");

return 0;

}

What will be the output?

int main()

{

inti=5;

for (; 0; i--)

{

printf("%d\n",i);

}

return 0;

}

How many times loop will be executed?

#include <stdio.h>

int main()

{

inti,k;

for (i=0, k=0; (i< 5 && k < 3); i++, k++)

{

;

}

printf("%d\n",i);

return 0;

}

What will be the output of following program ?

void main()

{

int tally;

for(tally=0;tally<10;++tally)

{

printf("#");

if(tally>6)

continue;

printf("%d",tally);

}

}

Representation of data structure in memory is known as:

In which of the following gates, the output is 1, if and only if at least one input is 1?

The maximum frequency at which digital data can be applied to gate is called

In networking terminology UTP means

Working of the WAN generally involves