20 Questions

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Questions and Answers

- 1.If one-seventh of a number exceeds its eleventh part by 100 then the number is...
- A.
770

- B.
1100

- C.
1825

- D.
1925

- 2.A man can row 5 kmph in still water. If the river is running at 1kmph, it takes him 75 minutes to row to a place and back. How far is the place?
- A.
3km

- B.
4km

- C.
6km

- D.
9km

- 3.A train speeds past a pole in 15 seconds and a platform 100 m long in 25 seconds. Its length is:
- A.
50 m

- B.
150 m

- C.
200 m

- D.
Data inadequate

- 4.A man was engaged on a job for 30 days on the condition that he would get a wage of Rs. 10 for the day he works, but he have to pay a fine of Rs. 2 for each day of his absence. If he gets Rs. 216 at the end,he was absent for work for ... days.
- A.
7 days

- B.
8days

- C.
9days

- D.
12days

- 5.Out of 7 consonants and 4 vowels, how many words of 3 consonants and 2 vowels can be formed
- A.
210

- B.
1050

- C.
25200

- D.
21400

- 6.Two pipes A and B can fill a cistern in 37 minutes and 45 minutes respectively. Both pipes are opened. The cistern will be filled in just half an hour, if the B is turned off after:
- A.
5 min

- B.
9 min

- C.
10 min

- D.
15 min

- 7.Two numbers A and B are such that the sum of 5% of A and 4% of B is two-third of the sum of 6% of A and 8% of B. Find the ratio of A : B.
- A.
2 : 3

- B.
1 : 1

- C.
3 : 4

- D.
4 : 3

- 8.In one hour, a boat goes 11 km/hr along the stream and 5 km/hr against the stream. The speed of the boat in still water (in km/hr) is:
- A.
3 km/hr

- B.
5 km/hr

- C.
8 km/hr

- D.
9 km/hr

- 9.Sam purchased 20 dozens of toys at the rate of Rs. 375 per dozen. He sold each one of them at the rate of Rs. 33. What was his percentage profit?
- A.
3.6

- B.
1.9

- C.
5.6

- D.
7.9

- 10.In how many ways can 21 books on English and 19 books on Hindi be placed in a row on a shelf so that two books on Hindi may not be together?
- A.
3990

- B.
1540

- C.
1995

- D.
3672

- 11.Study the following information and answer the questions based on it: I. P, Q, R, S, T and U are six members of family, each of them engaged in a different profession-Doctor, Lawyer, Teacher, Engineer, Nurse and Manager. II. Each of them remains at home on a different day of the week from Monday to Saturday. III. The lawyer in the family remains at home on Thursday. IV. R remains at home on Tuesday. V. P, a Doctor, does not remain at home either on Saturday or on Wednesday. VI. S is neither the Doctor nor the Teacher and remains at home on Friday. VII.Q is the Engineer and T is the Manager. Which of the following combinations is not correct?
- A.
R-Teacher

- B.
Q-Engineer

- C.
S-Nurse

- D.
All are correct.

- 12.Which of the following combinations is correct?
- A.
Teacher-Wednesday

- B.
Manager-Friday

- C.
Engg-Thursday

- D.
Nurse-Friday

- 13.Who is the Nurse?
- A.
S

- B.
T

- C.
R

- D.
Data Inadequate

- 14.Who among them remains at home on the following day of the nurse’s?
- A.
Q

- B.
Q to T

- C.
T

- D.
S

- 15.Who remains at home on Saturday ?
- A.
S

- B.
T

- C.
Q

- D.
None of these

- 16.What will be the output of the program?void main(){ int i=0; i++; if(i<=5) { printf("Freshers World"); exit(1); main(); }}
- A.
Prints "Freshers World" 5 times

- B.
Function main() doesn't calls itself

- C.
Infinite loop

- D.
Prints "Freshers World"

- 17.Find the output of the program? void main(){ int i=5; printf("%d",i+++++i);}
- A.
12

- B.
5

- C.
L value required

- D.
Cannot be determined

- 18.What will be the output of the program?void main(){ int i=4, j=-1, k=0, x,y; x = i || j || k; y = i && j && k; printf("%d, %d",x,y); return 0;}
- A.
0,0

- B.
0,1

- C.
1,0

- D.
1,1

- 19.Find the output of following snippet?void main(){ int arr[]={1,6,0,4,5,6},i; int *ptr = arr; *((char*)ptr)++; *ptr=1; printf("%d %d ",arr[0],arr[1]);}
- A.
11

- B.
6

- C.
Garbage Value

- D.
Compiler Dependent

- 20.A triangle on a grid was given : find the area of it.
- A.
2

- B.
3

- C.
4

- D.
5