Visit prepnode.com for more placement papers and interview tips. HP placement paper

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1 Visit prepnode.com for more placement papers and interview tips. HP placement paper Section 1 : Aptitude (60 questions in 60 minutes) 1. The average score of a cricketer in two matches is 27 and in 3 other matches is 32.Then find the average score in all the 5 matches. 1] 20 2] 30 3] 28 4] 29 2.The average weight of 8 persons is increased by 2.5 kg when one of them who weigh 56 kg is replaced by a new man. The weight of the new man is- 1] 73 kg 2] 72 kg 3] 76 kg 4] 80 kg 3. The average of 11 results is 50, if the average of the first 6 is 49 and that of the last 6 is 52, find the 6 th result. 1] 56 2] 58 3] 50 4] 60 4.The age of the father 3 years ago was 7 times the age of his son. At present the father s age is 5 times that of his son. What are the present ages of the father and the son? 1] 48, 7 2] 45, 9 3] 50, 10 4] 53, 5 5. At present the age of the father is five times that of the age of his son. Three years hence, the father s age would be four times that of his son. Find the present ages of the father and son. 1] 45, 9 2] 54, 6 3] 49, 5 4] 56, 7 6.A man sells two watches for 99 each. On one, he gains ten percent and on the other, he loses ten percent. What is his gain or loss percent? 1] 1% gain 2] 1% loss 3] No profit no loss 4] 10% gain 7.A man buys apples at a certain price per dozen and sells them at 8 times that price per hundred. What is his gain or loss percent? 1] Loss of 4% 2] Gain of 5% 3] No gain or loss 4] Loss of 10%

2 8.A sum amounts to Rs. 702 in two years and Rs. 783 in 3 years. What is the rate of interest if the money is borrowed at simple interest? 1] 8% 2] 13% 3] 15% 4] 27% 9.At a certain rate of simple interest a certain sum doubles itself in ten years. It will become four times of itself in how many years? 1] 20 years 2] 15 years 3] 10 years 4] 5 years 10. At what rate percent of compound interest, Rs. 625 will amount to Rs. 676 in 2 years? 1] 4% 2] 3% 3] 10% 4] 13%

3 11.Two men A and B working together complete a piece of work which it would have taken them respectively 12 and 18 days to complete if they worked separately. They received Rs as their payment. Find the share of A in the amount they received? 1] Rs ] Rs ] Rs ] None of these 12.A and B working together can do a piece of work in 6 days. B alone can do it in 8 days. In how many days A alone could finish the entire task? 1] 28 days 2] 18 days 3] 24 days 4] None of these 13.A box contains 4 Black balls, 3 Red balls and 5 Green balls. Two balls are drawn from the box at random. What is the probability that both the balls, which are drawn out of the box, are of the same color? 1] 47/68 2] 1/6 3] 19/66 4] 2/11 14.In how many ways can 4 boys and 5 girls be seated in a row so that they are sitting alternate? 1] ] 120 3] ] None of these 15.How many different numbers of 7 digits are there? 1] 12,000,000 2] 8,000,000 3] 3,560,000 4] 9,000, How many numbers of five digits can be formed with the digits 0, 1, 2, 4, 6 and 8? 1] 550 2] 600 3] ] There are 12 points in a plane out of which 15 are collinear. Find the number of straight lines formed by joining them. 1] 57 2] 45 3] 48 4] (i) What is the chance that a leap year selected randomly will have 53 Sundays? (ii) What is the chance, if the year selected is not a leap year? 1] 3/7, 1/7 2] 2/7, 3/7 3] 2/7, 1/7 4] 1/7,2/7 19.If 192 mangoes can be bought for Rs 15, how many can be bought for Rs 5? 1] 64 mangoes 2] 32 mangoes 3] 128 mangoes 4] 65 mangoes 20.The prices of a scooter and a moped are in the ratio of 9:5. If a scooter costs Rs 4200 more than a moped, find the price of the moped. 1] Rs ] Rs ] Rs ] Rs Rs 99 is divided among A, B, C such that A may get 5 times as much as B, and C gets 1/2 of what A and B together get. What is B s share? 1] Rs 11 2] Rs 9 3] Rs 13 4] Rs Rs 355 are divided into three parts such that three times the first part may be equal to five times the second and seven times the third. What is the first part? 1] Rs 195 2] Rs 180 3] Rs 175 4] Rs 200

4 23.In measuring the sides of a rectangle, one side is taken 5% in excess and the other 4% in deficit. Find the error per cent in area calculated from the measurement. 1] 0.8 % excess 2] 0.8 % less 3] 1% less 4] 0.6 % excess 24. A candidate who gets 30% of the marks in a test fails by 50 marks. Another candidate who gets 320 marks fails by 30 marks. Find the maximum marks. 1] 900 2] ] ] A boy multiplied 423 by a certain number and obtained as his answer. If both the fives are wrong, but the other figures are right, then find the correct answer. 1] ] ] ] Two cars are running on a highway, such that the speed of one is thrice of other. Both of them started from same point and have same destination, but the faster one started after the slower one has covered some part of journey. What fraction of journey faster one has covered when slower one started? 1] 1/2 2] 1/3 3] 2/3 4] None of these 27. Two printers print at the rate of 12 pages/minute and 18 pages/minute, respectively. How much time will they take to print a rim of 600 pages? 1] 10 min 2] 20 min 3] 21 min 4] 30 min 28.From a total of 10 bulbs, 6 bulbs are working. One has to choose 3 bulbs out of them. What is the probability that all the 3 bulbs will be glowing? 1] 1/6 2] 1/29 3] 1/18 4] none of these 29.A sum at a given rate of interest becomes 1200 in 4 yrs and 2000 in 5 yrs, find the sum. 1] ] ] ] none of these 30.Sides of a cube add to 4 feet. What is the volume of the cube? 1] 64 inch 3 2] 128 inch 3 3] 512 inch 3 4] none of these 31.A chessboard of 64 squares is to be decorated with pearls such that each corner has 1 pearl and each side has four pearls. How many pearls will be required? 1] 12 2] 16 3] 18 4] 8 32.A number plate has 3 digits. If the first digit is always 1 and the rest two digits are in an ascending order, find the total number of different numbers that can be given to the number plate. 1] 28 2] 36 3] 30 4] Average of 8 scores is 85. After removing the maximum score and next to the maximum which is maximum - 2, the average comes out to be 83. Find the

5 maximum score. 1] 90 2] 92 3] 94 4] 96 Directions for Questions 34 and 35: A lorry starts from Bangalore to Mysore at 6.00 a.m., 7.00 a.m., 8.00 a.m p.m. Similarly another one starts from Mysore to Bangalore at 6.00 a.m.,

6 7.00 a.m., 8.00 a.m p.m. A lorry takes 9 hours to travel from Bangalore to Mysore and vice versa. 34.A lorry, which has started at 6.00 a.m. will cross how many lorries? 1] 8 2] 10 3] 9 4] A lorry, which has started at 6.00 p.m. will cross how many lorries? 1] 18 2] 7 3] 5 4] none of these 36. In a school, the number of students who passed is three times the number of students who failed. If the number of students is decreased by 16 and the number of students who have failed is increased by 6, then the number of students who have passed are 80. Find out the number of students in the school. 1] 136 2] 98 3] 42 4] A man has to drive for 12 miles to reach his office. His wife s office is 6 miles from his office. After picking up his wife in the evening, he went to the gym that is 4 miles away from his wife s office. If he is x miles away from his home right now, then the range of x is: 1] 4 <= x <= 22 2] 2 <= x <= 22 3] 3 <= x <= 24 4] none of these 38.How many kg of salt at 42 paise per kg must a man mix with 25 kg of salt at 24 paise per kg so that on selling the mixture at 40 paise per kg he can make a gain of 25% on the outlay? 1] 15 kg 2] 25 kg 3] 28 kg 4] none of these 39.Find the least number which when divided by 20, 25, 30, 36 and 48 leaves the remainder 15, 20, 25, 31 and 43 respectively. 1] ] ] ] none of these 40.A sheet of metal in the form of a sector of a circle of angle 90 degrees and radius 16 cm is folded to form an open conical cup. The capacity of the cup is? 1] 64π sqrt(15)cm 3 2] 64π sqrt (5)cm 3 3] 64π/3 sqrt(15)cm 3 4] none of these 41.Three faces of a fair dice are yellow, two faces are red and one is blue. The dice is tossed three times. The probability that the colors yellow, red and blue appear in the first, second and third tosses, respectively is: 1] 1/36 2] 1/18 3] 1/32 4] 1/37 42.The average age of a couple was 23 yrs when they were married 5 yrs ago. The average age of the couple and a child, who was born during the interval, is 20 yrs. Find the present age of the child. 1] 4 yrs 2] 3 yrs 3] 2 yrs 4] none of these 43. Replace the letters with numbers and solve the equation 4(ABCDE) = EDCBA. Find ABCDE 1] ] ] ] None of these

7 44.A certain number of workmen can do a piece of work in 25 days. In what time will another set of an equal number of men do a piece of work as great, supposing that 2 men of the first set can do as much work in an hour as 3 men in the second set can do in an hour. 1] 37.5 days 2] 75 days 3] 90 days 4] None of these 45. In a certain code language, 851 means good sweet fruit. 783 means good red rose and 341 means rose and fruit. Which digit stands for sweet in that language? 1] 8 2] 5 3] 1 4] 3 46.A man hires a taxi to meet him at the railroad station at 3 p.m. to take him to an appointment. He catches an earlier train and arrives at 2 p.m. He decides to start walking, and is picked up along the route by the taxi. He arrives twenty minutes early for his appointment. How long did he walk? 1] 45 minutes 2] 50 minutes 3] 24 minutes 4] 36 minutes 47. What day did you go back to school, Henry? asked his grandmother one day. Well Henry replied, Nine days ago, the day before yesterday was three weeks before the second day of the term. If Henry had this conversation on a Sunday, what day of the week did he start going to school? 1] Monday 2] Wednesday 3] Tuesday 4] Thursday 48.2 numbers have their LCM = 693 and GCD = 11. If one number is 77 find the other. 1] 84 2] 99 3] 96 4] Out of 5 children, the youngest is 3 years old and no 2 children are the same age, the sum of their ages is 25. Find the age of the eldest. 1] 8 2] 7 3] 6 4] 5 50.The second number is twice the first number and the first number is thrice the third number. Their average is 20. Find the greatest number: 1] 24 2] 98 3] 72 4] There is a 4-inch cube painted on all sides. This is cut down into 1 inch cubes. What is the no. of cubes, which have no painted sides? 1] 4 2] 6 3] 8 4] At 6 o clock a clock ticks 6 times. The time between first and last ticks is 30 seconds. For how long does it tick at 12 o clock. 1] 62 sec. 2] 66 sec. 3] 42 sec. 4] 47 sec. 53.A tree grows only 3/5th as fast as the one beside it. In four years, the combined growth of the two trees is eight feet. How much does the shorter tree grow in two years? 1] Less than 2 feet 2] 2 feet 3] 2 1/2 feet 4] 3 feet 54. Fresh grapes contain 90% water by weight while dried grapes contain 20% water by weight. The weight of dried grapes available from 20 kg of fresh grapes will be equal to. 1] 2.5 kg 2] 2 kg 3] 3.5 kg 4] 3 kg

8 55.A man wants to buy 100 tons of food for his pets - cows, pigs and chickens. Chicken s food costs $1 for 1 ton, cows food cost $5 for 1 ton and pigs $3 for 1 ton. How can he take all three for $100? 1] 100, 2, 3 2] 90, 5, 5 3] 95, 5, 0 4] None of these 56.Complete the series 3, 10, 29,, 127, 218 1] 60 2] 66 3] 72 4] None of these 57.Complete the series 35, 25, 49, 35, 63, 45,?, 55 1] 87 2] 72 3] 77 4] None of these 58. Among the multiples of 6 or 8 between 1 to 99, what is the probability that a number selected is a multiple of 24? 1] 1/8 2] 1/9 3] 1/7 4] None of these 59.A goat is tied to a corner of a rectangle with dimensions 12 * 10 meters, with a rope of length 10 meters. The goat cannot go outside the rectangle. Find out the area that the goat can graze. 1] ] ] ] None of these 60.A prism of equilateral triangular base of area64 sq.cm and ht. 27 cm is melted and made into a cube. What is its total surface area? 1] 764 sq. cm 2] 576 sq. cm 3] 864 sq. cm 4] None of these Section 1: Aptitude (60 questions in 60 minutes) Answer set

The City School PAF Chapter Prep Section. Mathematics. Class 8. First Term. Workbook for Intervention Classes

The City School PAF Chapter Prep Section Mathematics Class 8 First Term Workbook for Intervention Classes REVISION WORKSHEETS MATH CLASS 8 SIMULTANEOUS LINEAR EQUATIONS Q#1. 1000 tickets were sold. Adult