Skip to main content

3i InfoTech written test paper question and answers - (1 to 45)

 

(1) In a class composed of x girls and y boys what part of the class is composed of girls
A. y/(x + y)                B. x/xy                 C. x/(x + y)                D. y/xy 
(Ans. C)

(2) What is the maximum number of half-pint bottles of cream that can be filled with a 4-gallon can of cream(2 pt.=1 qt. and 4 qt.=1 gal)
A.16                 B.24                C.30                 D.64 
(Ans. D)


(3) If the operation,^ is defined by the equation x ^ y = 2x + y, what is the value of a in 2 ^ a = a ^ 3
A.0                 B.1                 C.-1                 D.4 
(Ans. B)


(4) A coffee shop blends 2 kinds of coffee, putting in 2 parts of a 33p. a gm. grade to 1 part of a 24p. a gm. If the mixture is changed to 1 part of the 33p. a gm. to 2 parts of the less expensive grade, how much will the shop save in blending 100 gms.
A.Rs.90                 B.Rs.1.00                 C.Rs.3.00                 D.Rs.8.00 
(Ans. C)


(5) There are 200 questions on a 3 hr examination. Among these questions are 50 mathematics problems. It is suggested that twice as much time be spent on each math's problem as for each other question. How many minutes should be spent on mathematics problems
A.36                 B.72                 C.60                 D.100 
(Ans. B) 

(6) In a group of 15,7 have studied Latin, 8 have studied Greek, and 3 have not studied either. How many of these studied both Latin and Greek
A.0                 B.3                 C.4                 D.5 
(Ans. B) 

(7) If 13 = 13w/(1-w) ,then (2w)2 =
A.1/4                 B.1/2                 C.1                 D.2 
(Ans. C) 


(8) If a and b are positive integers and (a-b)/3.5 = 4/7, then
(A) b < a                 (B) b > a                 (C) b= a                 (D) b >= a 
(Ans. A) 

(9) In June a baseball team that played 60 games had won 30% of its game played. After a phenomenal winning streak this team raised its average to 50% .How many games must the team have won in a row to attain this average?
A. 12                 B. 20                 C. 24                 D. 30 
(Ans. C) 

(10) M men agree to purchase a gift for Rs. D. If three men drop out how much more will each have to contribute towards the purchase of the gift/
A. D/(M-3)                 B. MD/3                 C. M/(D-3)                 D. 3D/(M2-3M) 
(Ans. D) 

(11) A company contracts to paint 3 houses. Mr. Brown can paint a house in 6 days while Mr. Black would take 8 days and Mr. Blue 12 days. After 8 days Mr. Brown goes on vacation and Mr. Black begins to work for a period of 6 days. How many days will it take Mr. Blue to complete the contract?
A. 7                 B. 8                 C. 11                  D. 12 
(Ans. C) 

(12) 2 hours after a freight train leaves Delhi a passenger train leaves the same station travelling in the same direction at an average speed of 16 km/hr. After travelling 4 hrs the passenger train overtakes the freight train. The average speed of the freight train was?
A. 30                 B. 40                 C.58                 D. 60 
(Ans. B) 

(13) If 9x-3y=12 and 3x-5y=7 then 6x-2y = ?
A.-5                 B. 4                 C. 2                 D. 8 
(Ans. D) 

(14) There are 5 red shoes, 4 green shoes. If one draw randomly a shoe what is the probability of getting a red shoe 
(Ans. 5c1/ 9c1) 

(15) What is the selling price of a car? If the cost of the car is Rs.60 and a profit of 10% over selling price is earned 
(Ans: Rs 66/-) 

(16) 1/3 of girls , 1/2 of boys go to canteen .What factor and total number of classmates go to canteen.

Ans: Cannot be determined. 

(17) The price of a product is reduced by 30% . By what percentage should it be increased to make it 100% 
(Ans: 42.857%) 

(18) There is a square of side 6cm . A circle is inscribed inside the square. Find the ratio of the area of circle to square. (Ans. 11/14 )

(19) There are two candles of equal lengths and of different thickness. The thicker one lasts of six hours. The thinner 2 hours less than the thicker one. Ramesh lights the two candles at the same time. When he went to bed he saw the thicker one is twice the length of the thinner one. How long ago did Ramesh light the two candles .

Ans: 3 hours.


(20) If M/N = 6/5,then 3M+2N = ?

(21) If p/q = 5/4 , then 2p+q= ?

(22) If PQRST is a parallelogram what it the ratio of triangle PQS & parallelogram PQRST . 
(Ans: 1:2 )

(23) The cost of an item is Rs 12.60. If the profit is 10% over selling price what is the selling price ?
(Ans: Rs 13.86/- )

(24) There are 6 red shoes & 4 green shoes . If two of red shoes are drawn what is the probability of getting red shoes (Ans: 6c2/10c2)

(25) To 15 ltrs of water containing 20% alcohol, we add 5 lts of pure water. What is % alcohol. 
(Ans : 15% )

(26) A worker is paid Rs.20/- for a full days work. He works 1,1/3,2/3,1/8.3/4 days in a week. What is the total amount paid for that worker ? 
(Ans : 57.50 )

(27) If the value of x lies between 0 & 1 which of the following is the largest?
(a) x                (b) x2                 (c) –x                 (d) 1/x 
(Ans : (d) )

(28) If the total distance of a journey is 120 km .If one goes by 60 kmph and comes back at 40kmph what is the average speed during the journey? 
Ans: 48kmph

(29) A school has 30% students from Maharashtra .Out of these 20% are Bombey students. Find the total percentage of Bombay? 
(Ans: 6%)

(30) An equilateral triangle of sides 3 inch each is given. How many equilateral triangles of side 1 inch can be formed from it? 
(Ans: 9)

(31) If A/B = 3/5,then 15A = ? 
(Ans : 9B)

(32) Each side of a rectangle is increased by 100% .By what percentage does the area increase? 
(Ans : 300%)

(33) Perimeter of the back wheel = 9 feet, front wheel = 7 feet on a certain distance, the front wheel gets 10 revolutions more than the back wheel .What is the distance? 
Ans : 315 feet

(34) Perimeter of front wheel =30, back wheel = 20. If front wheel revolves 240 times. How many revolutions will the back wheel take? 
Ans: 360 times

(35) 20% of a 6 litre solution and 60% of 4 litre solution are mixed. What percentage of the mixture of solution

(Ans: 36%)

(36) City A s population is 68000, decreasing at a rate of 80 people per year. City B having population 42000 is increasing at a rate of 120 people per year. In how many years both the cities will have same population? 
(Ans: 130 years)

(37) Two cars are 15 kms apart. One is turning at a speed of 50kmph and the other at 40kmph . How much time will it take for the two cars to meet? 
(Ans: 3/2 hours)

(38) A person wants to buy 3 paise and 5 paise stamps costing exactly one rupee. If he buys which of the following number of stamps he won t able to buy 3 paise stamps. 
Ans: 9

(39) There are 12 boys and 15 girls, How many different dancing groups can be formed with 2 boys and 3 girls.

(40) Which of the following fractions is less than 1/3
(a) 22/62                 (b) 15/46                 (c) 2/3                 (d) 1 
(Ans: (b)

(41) There are two circles, one circle is inscribed and another circle is circumscribed over a square. What is the ratio of area of inner to outer circle? 
Ans: 1 : 2

(42) Three types of tea the a,b,c costs Rs. 95/kg,100/kg and70/kg respectively. How many kgs of each should be blended to produce 100 kg of mixture worth Rs.90/kg, given that the quantities of band c are equal
a)70,15,15                 b)50,25,25                 c)60,20,20                 d)40,30,30 
(Ans. (b)

(43) In a class, except 18 all are above 50 years.15 are below 50 years of age. How many people are there
(a) 30                 (b) 33                 (c) 36                 (d) none of these. 
(Ans. (d)

(44) If a boat is moving in upstream with velocity of 14 km/hr and goes downstream with a velocity of 40 km/hr, then what is the speed of the stream ?
(a) 13 km/hr                 (b) 26 km/hr                 (c) 34 km/hr                 (d) none of these 
(Ans. (a)


(45) Find the value of ( 0.75 * 0.75 * 0.75 - 0.001 ) / ( 0.75 * 0.75 - 0.075 + 0.01)
(a) 0.845                 (b) 1.908                 (c) 2.312                 (d) 0.001 
(Ans. (a)

For 46-90 follow the next button

Comments

Popular posts from this blog

CIVIL SERVICES' (I.A.S.) EXAMINATION

The Union Public Service Commission (U.P.S.C.)  conducts Civil Services' Examination once a year in two stages. The Preliminary Examination (Objective Type) for selection of candidates for the Main Examination is held in the month of May. The Civil Services Main Examination  is held in the months of October/November. Blank application forms and other particulars are published in the Employment News, generally in the month of December. The last date for the submission of applications to the Secretary, Union Public Service Commission, Dholpur House, Shahjahan Road, NewDelhi-11001 1 is usually the last week of January of the year of examination. The Combined Civil Services Examination is conducted for Recruitment to the following Services/Posts: 1. Indian Administrative Service. 2. Indian Foreign Service. 3. Indian Police Service. 4. Indian P & T Accounts & Finance Service, Group 'A'. 5. Indian Audit and Accounts Service, Group 'A'. 6. Indian Customs and Centr

Predict the output or error(s) for the following:

1 . void main(){ int const * p=5; printf("%d",++(*p)); } Answer: Compiler error: Cannot modify a constant value. Explanation: p is a pointer to a "constant integer". But we tried tochange the value of the "constant integer". 2. main() {  char s[ ]="man"; int i;  for(i=0;s[ i ];i++) printf("\n%c%c%c%c",s[i],*(s+i),*(i+s),i[s]); } Answer: mmmm aaaa nnnn Explanation: s[i], *(i+s), *(s+i), i[s] are all different ways of expressing the same idea. Generally array name is the base address for that array. Here s is the base address. i is the index number/displacement from the base address. So, indirecting it with * is same as s[i]. i[s] may be surprising. But in the case of C it is same as s[i]. 3 . main(){  float me = 1.1;  double you = 1.1;  if(me==you) printf("I love U"); else printf("I hate U"); } Answer: I hate U Explanation : For floating point numbers (float, double, long double)

AGRICULTURAL SCIENTIST RECRUITMENT BOARD

Agricultural Research Service National   Eligibility  Test/ Senior Research Fellowship Examination  The Agricultural Scientists Recruitment Board (ASRB)  holds a Competitive Examination for recruiting Scientists of the ARS in the pay scale of Rs. 8,000-13,500 in the ICAR Institutes, combined with National Eligibility Test (NET) for recruitment of Lecturers and Assistant Professors by the State Agricultural Universities (SAUS) and for award of ICAR Senior Research Fellowships. The selected candidates for Agricultural Research Service must serve in the institutes to which they are posted until they find appointment for higher positions through selection at other institutes. (i) Candidates successful in ARS are appointed as Scientists in the Indian Council of Agricultural Research in the pay scale of Rs. 8,000-13,500. (ii) Candidates clearing the National Eligibility Test are recommended to various State Agricultural Universities who will consider them for appointment as Lecturers or A