ISRO Sample Aptitude Placement Paper

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ISRO Aptitude Latest Sample Placement Paper

"Correct" Answers Highlighted In Bold

1. If a printer can print 2 pages of text per second, then at this rate, approximately how many minutes will take to print 5000 pages of text?

A) 25 B) 250 C) 4 D) 42

2. Last year vivek saved 10% of his annual earnings, this year he earned 5% more than last year and he saved 12% of his annual earnings. The amount saved this year was what percentage of the amount saved last year?

A) 126% B) 122% C) 124% D) 128%

3. What is the value of 15²-14²+13²-12². . . . -2²+1²?

A) 265 B) 120 C) 125 D) 225

4. A mountain goat attempts to scale a cliff 60 ft high every minute the goat bounds upward three feet but slips back two, how long does it take for the goat to reach the top?

A) 1hr B) 48 min C) 30min D) 58min

Directions for Questions 5-6: In a class consisting of 75 students 25 didn’t know typing, 45 knew short hand and 10 knew neither typing nor short hand.

5. How many students knew both typing and short hand?

A) 30 B) 25 C) 20 D) 11

6. How many students knew only typing?

A) 25 B) 35 C) 20 D) 30

7. 4.8(10^9)/ 1.6(10³) =?

A) 30(10^6) B) 30(10^5) C) 30^5 D) [3(10)]^6



8. A grocer has 400 pounds of coffee in stock, 20% of which is decaffeinated. If the grocer buys another 100 pounds of coffee of which 60% is decaffeinated. What percent by weight, of the grocer stock of coffee is decaffeinated?

A) 30% B) 34% C) 28% D) 32%

9. Mara runs faster than gail, lily runs faster than mara, gail runs faster than lily. If the two statements are true the third statement is

A) true B) false C) uncertain D) none

10. Mr.Verma has two children and at least one of them is a girl. What is the probability that the both children are girls?

A) ½ B) 300/11 C) ¼ D) Cannot be determined

11. In how many arrangements can a teacher seat 3 girls and 3 boys in a row of 6 Seats, if the boys are to have 1, 3, 5 seats?

A) 36 B) 720 C) 9 D) 12

12. If I have to measure all weights from 1kg to 121kg, what is the minimum number of weights I should keep?

A) 1 B) 13 C) 5 D) 21

13. If f(x) =minimum (3x+5, 10-2x), what is the maximum possible value of f(x)?

A) 8 B) 6 C) 1 D) 3

Directions for Questions 14-18 based on the following: If x and y are positive integers, then A(x, y) is defined as follows: A(0, y) = y+1 A(x, 0) = x A(x, y) = A(x-1,A(0,y-1)) A(0,0) = 1

14. The value of A(1,3) is



A) 2 B) 4 C) 3 D) 1

15. The value of A(3,0) in terms of A(1,1), A(2,0) and A(0,3) is

A) A(0,3 )-

B) A(2,0) x

A(0,3)- A(1,1) C)

+ A(1,1) D) None of

these


A) 4 B) 3 C) 2 D) 1


A) 3 B) 5 C) 4 D) 2


A) 2 B) 3 C) 1 D) 4

19. The percentage profit earned on an article by selling it at Rs. 960 was 20, what was the cost price of the article?

A) Rs. 800 B) Rs. 900 C) Rs. 840 D) Rs. 600

20. Radius of a wheel is 0.25 m. How many rounds will it take to complete the distance of 11 km?

A) 5500 B) 4000 C) 7000 D) 2800

21. The difference between two numbers is 8 and their ratio is 1:5. Which of the following is the smaller number?

A) 8 B) 2 C) 16 D) 24

22. What Should come in place of question marks (?) 735.8 − 419.25 − 37.318 =?

A) 279.232 B) 269.232 C) 278.665 D) 278.512

23. If 86 $5 - 4936 = 3709, what will come in place of $?

A) 7 B) 8 C) 4 D) 6



24. The average marks of a student for 8 subjects are 87. Of these eight subjects, his highest marks are in Maths which are 2 more than the next highest obtained by him in Chemistry. If the marks for these two subjects are eliminated, his average marks for the remaining 6 subjects will be 85. Find out the marks obtained by him in Maths.

A) 94 B) 96 C) 91 D) 84

25. A 180-meters long train crosses a man standing on the platform in 6 seconds. What is the speed of the train?

A) 120 Kmph B) 88 Kmph C) 108 Kmph D) 90 Kmph

26. Shashank had Rs.460 with him. He gave a portion of it to Ulka who in turn gave half of what she received to Sudha. If Sudha got Rs. 200, how much money did Shashank have after giving to UlKa?

A) Rs. 100 B) Rs. 60 C) Rs. 80 D) Rs. 120

27. 7385 − ? = 8127 − 5936

A) 4654 B) 5094 C) 5104 D) 5194

28. When a number is divided by 7, the remainder 4. When the same number is divided by 6, the remainder is 3. What is the number?

A) 37 B) 56 C) 39 D) 48

29. What Should come in place of question marks (?) 7386 + ? = 6894 + 4357

A) 3865 B) 3415 C) 4045 D) 3955

30. If f (x) = x+5 and g (x) = 2x+4, then f *g (x)+ − g *f (x)+ for any value of 'x' will be

A) x−3 B) x−7 C) −5 D) None



Directions for Questions 28-29: Read the data below and answer Three cities A,B and C are situated as shown in the figure below: Rahul starts from A on his bike, travels to B; from there he goes to C and finally returns to A. -> From A to B his average speed was 30kmph. -> His average speed for the complete journey is

kmph.

->His average speed while traveling from B to C was double his average speed while traveling from C to A.

31. The time that Rahul took to travel from C to A is:

A) 2.5 hrs B) 3 hrs C) 2 hrs D) Cannot be determined

32. Rahul average speed during the journey from B to C is:

A) 20 kmph B) 30 kmph C) 40 kmph D) Cannot be determined

33. At present, Madhu is 15 years older than Kamal. After 5 years Kamal will be 10 years old. What is Madhu's present age?

A) 20 years B) 25 years C)13 years D) 10 years

34. Tanks A&B are each in the shape of right circular cylinder, the interior of tank A has a height of 10mts and circumference of 8mts and the interior of tank B has a height of 8mts and circumference of 10mts. The capacity of tank A is what % capacity of tank B.

A) 80% B) 100% C) 75% D) 120%



35. In a survey, 20% of a town has car, and 10% has a bike. 1/3rd of the car owners also own a bike. What proportion of the town doesn’t own either a car or a bike?

A) 23/30 B) 7/10 C) 11/15 D) 1/6

36. What Should come in place of question marks (?) 3975 + 8697 + 4138 =?

A) 16990 B) 17080 C) 16810 D) 16630

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ISRO Sample Aptitude Placement Paper