Q. One day Prakash left home and walked 10 km towards south, turned right and walked 5 km, turned right and walked 10 km and turned left and walked 10 km. How many km will he have to walk to reach his home straight?

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Q. Two numbers are in the ratio 3:5. If 9 is subtracted from the numbers, the ratio becomes 12:23. The numbers are

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Q. The mean of the ages of father and his son is 27 years. After 18 years, father will be twice as old as his son. Their present ages are

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Q. The next term in the series: 2, 7, 28, 63, 126, — is

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Q. lf the series 4,5,8,13,14,17,22,........ is continued in the same pattern, which one of the following is not a term of this series?

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Q. A man started walking from his house towards south. After walking 6 km, he turned to his left and walked 5 km after. Then he walked further 3 km after turning left. He then turned to his left and continued his walk for 9 km. How far is he away from his house?

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Q. In a post-office, stamps of three different denominations of Rs 7, Rs 8, Rs 10 are available. The exact amount for which one cannot buy stamps is

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Q. In this series
6, 4, 1, 2, 2, 8, 7, 4, 2, 1, 5, 3, 8, 6, 2, 2, 7, 1, 4, 1, 3, 5, 8, 6, how many pairs of successive numbers have a difference of 2 each ?

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Q. The mean marks obtained by a class of 40 students is 65. The mean marks of half of the students is found to be 45. The mean marks of the remaining students is

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Q. Anil is twice as old as Sunita. Three years ago, he was three times as old as Sunita. The present age of Anil is

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Q. The world population growth rate at a certain reference year was 3.5%. Assuming exponential growth of population, after how many years, the population of the world would have increased by a factor 16 ?

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Q. A person writes all the numbers from 0 to 99. The number of times digit 3 will be written is

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Q. Starting from point A, Ajit walks 14 metres towards west, he then turns to his right and walks 14 metres and then turns to his left and walks 10 metres. He again turns to his left and walks 14 metres and reaches to the point E. The shortest distance between A and E is

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Q. The missing term in the series 2, 7, 24, 77, ?, 723 is

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Q. In certain city the Taxi charges comprise of a fixed charge and the charge of the distance travelled. A person paid Rs.156 for a journey of 16 km and another person paid Rs.204 for the journey of 24 km. The amount paid by a passenger who has travelled 30 km is

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Q. In a certain cricket tournament 45 matches were played. Each team played once against each of the other teams. The number of teams participated in the tournament is

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Q. The missing number in the series
40, 120, 60, 180, 90, ?, 135 is

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Q. The odd numbers from 1 to 45 which are exactly divisible by 3 are arranged in an ascending order. The number at 6th position is

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Q. The mean of four numbers a, b, c, d is 100. If c = 70, then the mean of the remaining numbers is

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Q. If the radius of a circle is increased by 50%, the perimeter of the circle will increase by

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