Triad Arithmetic Paper January 2012

Posted on :01-03-2016
Triad Placement Paper: January 2012:-

Q1. PQXS is a rectangle having area 50. RX=1/4 SR. What is the area of PQXS?

a) 37.5
b) 42.5
c) 12
d) 3

Q2. A cone and a sphere have the same radius and in the cone we put the sphere then how much of sphere will be inside the cone?

a) 1/2
b) >1/2
c) <1/2
d) 1/4

ANS: d) 1/4

Q3. A and B are 2 men who enter into business and they invest Rs 1000, Rs 2000 respectively. How will they divide the income of Rs. 5,000?

ANS: 5000/3 & 5000(2/3)

Q4. A mixture contains spirit and water in the ratio 5:1. Another mixture contains spirit and water in the ratio 2:1. What is the ratio in which two mixtures are added to get the mixture in the ratio 5:2?

a) 5:2
b) 2:5
c) 2:7
d) 3:2

ANS: b

Q5. There are 5 papers. Ratio of marks obtained in each subject is 6:7:8:9:10. Total marks obtained is 60%. 50% is pass mark. In how many subjects did he get above 50%?

ANS: 4

Q6. x:y=7:11, y:z=1:7. What is the least possible integral values of x given that z is 11x.

a) 3
b) 9
c) 7
d) 10

ANS: a) 3

Q7. If A and B can do a piece of work in 10 days and A alone can do it in 15 days, how long will B take to do it?

a) 25
b) 20
c) 15
d) 30

Q8. A is 25% bigger than B. B is 20% less than C, then the relation between A, B, C is ---.

ANS: 5:4:5

Q9. If 12 men working 2 hours a day take 10 days to complete a job, how long will 8 men working 6 hours a day take to do the same work?

a) 5
b) 8
c) 12
d) 3

ANS: a) 5

Q10. Cube of side 5 cms is fully painted in all the 6 sides. It is then cut into cubes each of side 1 cm. Then probability that 2 sides are painted is ---.

ANS: 36/125

Q11. What is the output of the following program?

main(int argc, char *argv[])
{
(main && argc) ? main(argc-1, NULL) : return 0;
}

a) Runtime error.
b) Compile error. Illegal syntax
c) Gets into Infinite loop
d) None of the above

ANS: b) illegal syntax for using return

Q12. What is the output of the following program?

main()
{
int i;
clrscr();
printf(%d, &i)+1;
scanf(%d, i)-1;
}

a) Runtime error.
b) Runtime error. Access violation.
c) Compile error. Illegal syntax
d) None of the above

ANS: d) None of the above

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