# ISRO Question Papers for Clerk, Assistant and Stenographers

### ISRO 2006 Office Assistant Arithmetic including computer Literacy Paper:

Directions for Q 1. and 2: In each of the following number series a wrong number is given. Find out the wrong number.
Ques. 1 3 6 11 20 39 70
(a) 3
(b) 39
(c) 11
(d) 20

Ques. 50 51 47 56 42 65 29
(a) 51
(b) 47
(c) 56
(d) 42

Ques. What is the sum of all even numbers from 1 – 40 ?
(a) 160
(b) 420
(c) 210
(d) 480

Ques. Which of the following numbers is exactly divisible by 99 ?
(a) 114345
(b) 3572404
(c) 135792
(d) 913464

Ques. A number when divided by 357 leaves a reminder 39. By dividing the same number by 17, the reminder obtained is :
(a) 0
(b) 1
(c) 4
(d) 5

Ques. The least number which when divided by 15, 27, 35 and 42 leaves in each case a remainder 7, is:
(a) 1883
(b) 1897
(c) 1987
(d) 2007

Ques. The sum of squares of two numbers is 80 and the square of their difference is 36. The product of the two numbers is:
(a) 22
(b) 44
(c) 58
(d) 116

Ques. Which fraction is equal to 0.20 % ?
(a) 1/20
(b) 1/50
(c) 1/400
(d) 1/500

Ques. Find the missing term in the following sequence : 4, 9, 19, –, 79
(a) 36
(b) 37
(c) 38
(d) 39

Ques. In an examination, a student scores 4 marks for every correct answer and loses one mark for every wrong answer. A student attempts all the hundred questions and scores 210 marks. The number of questions he answered correctly was :
(a) 70
(b) 62
(c) 64
(d) 68

### ISRO 2008 General English and General Studies Paper:

Direction: In the following three questions, out of the four alternatives, choose the one which can be substituted for the given words/sentences.

Ques. Life history of a person written by another:
(a) autobiography
(b) biography
(c) bibliography
(d) Memoir

Ques. One who forcibly takes control of a bus or an aircraft:
(a) Pirate
(b) swindler
(c) hijacker
(d) pilferer

Ques. The place where public, government or historical records are kept:
(a) coffer
(b) pantry
(c) scullery
(d) archives

Direction:-ln the following three questions, out of the given alternatives, choose the one which can best replace the italicized word in the sentence without changing the meaning of the sentence.

Ques. He was drawn to the vortex of politics at a very early age.
(a) whirlpool
(b) field
(c) arena
(d) hell

Related: Political Parties in India

Ques. The cyclone had blown some of the cars to funny places.
(a) humorous
(b) cranky
(c) irregular
(d) odd

Ques. Her today’s story was merely an exaggeration of what happened before my eyes.
(a) overstatement
(b) reproduction
(c) falsehood
(d) understatement

Direction: In the following three questions, choose the word which best expresses meaning of the word given in capital.

Ques. BROWSE
(a) Heal
(b) Deceive
(c) Examine
(d) Strike

Ques. RECKLESS
(a) Courageous
(b) Rash
(c) Bold
(d) Daring

Ques. ABSURD
(a) Foolish
(b) Simple
(c) Courageous
(d) Silly

### ISRO Arithmetic, Computers and General Knowledge 2008 Ofc Assistant Recruitment Paper:

Ques. Which of the following is always odd ?
(a) Sum of two odd numbers
(b) Difference of two odd numbers
(c) Product of two odd numbers
(d) None of these

Ques. Find the sum of prime numbers lying between 60 and 75.
(a) 199
(b) 201
(c) 211
(d) 272

Ques. The length of a rectangular plot is 60% more than its breadth. If the difference between the length and the breadth of that rectangle is 24 cm. what is the area of that rectangle ?
(a) 2400sq.cm
(b) 2480 sq.cm
(c) 2560 sq.cm
(d) 2600 sq.cm.

Ques. In a camp, there is a meal for 120 men or 200 children. If 150 children have taken the meal, how many men will be catered to with the remaining meal ?
(a) 20
(b) 30
(c) 40
(d) 50

Related: LCM and HCF Problems / Answers

Ques. The H.C.F. and L.C.M. of two numbers are 11 and 385 respectively. If one number lies between 75 and 125, then that number is :
(a) 77
(b) 88
(c) 99
(d) 110

Ques. What will be the least number which when doubled will be exactly divisible by 12,18, 21 and 30?
(a) 196
(b) 630
(c) 1260
(d) 2520

Ques. Sam invested Rs.15,000 @ 10% per annum for one year. If the interest is compounded half-yearly, then the amount received by Sam at the end of the year will be :
(a) Rs.16,500
(b) Rs.18,525.50
(c) Rs.16,537.50
(d) Rs.18,150

Ques. (?) x 15 = 37.5% of 220
(a) 11
(b) 81.5
(c) 5.5
(d) 851

Ques. A is twice as fast as B and B is thrice as fast as C is. The journey covered by C in 42 minutes, will be covered by A in:
(a) 14 min
(b) 28 min
(c) 63 min
(d) 7 min.

### ISRO 2010 General English and General studies for Office Assistant Exam:

Direction: The question below consists of a word printed in capital letters. Choose the word that is nearly opposite in meaning to the word in capital letters:

Ques. LEGITIMATE
(a) Unlawful
(b) capricious
(c) delirious
(d) Legal

Direction: The sentence or phrase given below is followed by four words; pick the word, which is closest in meaning to the phrase or sentence:

Ques. To make new again
(a) profane
(b) contend
(c) renovate
(d) dwindle

Direction: In the following questions, find out the pair of words, which makes the sentence meaningful and complete.

Ques. A sudden chilling rain_______lashed the swells and______her with stinging drops
(a) lust; stroked
(b) torrent; smooched
(c) drops; beat
(d) tsunami; attacked

Ques. The key is to make sure that homework is not a_____________experience and that it gets done with rninimal_____.
(a) mind-boggling; effort
(b) traumatic; hassle
(c) jovial; brain power
(d) unsanctioned; vacillation

Direction: Question below consists of a related pair of words, followed by four pair of words. Select the pair that best explains a relationship to that expressed in the original pair.

Ques. MUTTON: GOAT
(a) beef: pig
(b) pork : cow
(c) venison: deer
(d) seed: plant

Direction: The sentence given below is followed by four words. Pick the word, which is closest in meaning to the sentence.

Ques. A f eeiing that something unpleasant is going to happen
(a) premonition
(b) Salvation
(c) forecast
(d) demystificatioh

Directions: In the following question, find out which one of the words given below the sentence can most appropriately replace the group of words italicized in the sentence.

Ques. Those who pass through this gate without permission will be prosecuted.
(a) Bypassers
(b) Culprits
(c) Thoroughfares
(d) Trespassers

### ISRO Assistant Recruitment 2010 Paper:

Ques. A bonus of Rs. 1000 is to be divided among three people so that Rohit receives twice as much as Sachin, who receives one-fifth as much as Gagan. How much money should Gagan receive?
(a) Rs. 100
(b) Rs. 250
(c) Rs. 375
(d) Rs. 625

Q 2. The batting average for 40 innings of a cricket player is 50 runs. His highest score exceeds his lowest score by 172 runs. If these two innings are excluded, the average of the remaining 38 innings is 48 runs. The highest score of the player is:
(a) 165 runs
(b) 170 runs
(c) 172 runs
(d) 174 runs

Ques. After replacing an old member by a new member, it was found that the average age of five members of a club is the same as it was 3 years ago. What is the difference between the ages of the replaced and the new member?
(a) 2 years
(b) 4 years
(c) 8 years
(d) 15 years

Ques. A man bought a house for Rs. 5 lakhs and rents it. He puts 12 Vz % of each month’s rent aside for repairs, pays Rs, 1660 as annual taxes and realizes 10% on his investment thereafter. The monthly rent of the house is:
(a) Rs.2460
(b) Rs. 2500
(c) Rs.4920
(d) Rs.5000

Ques. Two ships are sailing in the sea on the two sides of a light house. The angles of elevation of the top of the light house as observed from the two ships are 30 deg and 45 deg respectively. If the light house is 100 meter high, the distance between the two ships is:
(a) 173M
(b) 200M
(c) 273M
(d) 300M

Related: Quantitative Aptitude Questions

Ques. A student was asked to divide a number by 3. But, instead of dividing it, he multiplied it by 3 and got 29.7.what was the correct answer?
(a) 3.3
(b) 9.3
(c) 9.8
(d) 9.9

Ques. A man bought 5 shirts at Rs 450 each, 4 trousers at Rs 750 each and 12 pairs of shoes at Rs 750 each. What is the average expenditure per article?
(a) Rs 678.50
(b) Rs 800
(c) Rs 900
(d)Rsl000

Ques. Ramlal purchased 120 reams of paper at RslOO per ream and the expenditure on transport was Rs 480. He had to pay an octroi duty of 50 paise per ream and the coolie charges were Rs 60.What should be charge per ream to gain 20%.
(a) Rs l05
(b) Rs 115.50
(c) Rs l20
(d) Rs 126

Ques. An 85 cm long wire is to be cut into two pieces such that one piece will be two-third as long as the other. How many centimeters will the shorter piece be?
(a) 34
(b) 51
(c) 17
(d) 8.5

Ques. Ajay, Keshav and Vijay invested Rs. 8000, Rs. 4000 and Rs. 8000 respectively in a business. Ajay left after six months. If after 8 months there was a profit of Rs. 4005, then what will be the share of Keshav?
(a) Rs. 890
(b) Rs. 1780
(c) Rs. 1335
(d) Rs. 1602