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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Q. The missing number in the series :

0, 6, 24, 60, 120, ?, 336, is

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Q. A group of 7 members having a majority of boys is to be formed out of 6 boys and 4 girls. The number of ways the group can be formed is

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Q. The number of observations in a group is 40. The average of the first 10 members is 4.5 and the average of the remaining 30 members is 3.5. The average of the whole group is

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Q. The sum of the ages of two persons A and B is 50. 5 years ago, the ratio of their ages was 5/3. The present age of A and B are

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Q. Let a means minus (–), b means multiplied by (ᵡ), C means divided by (÷) and D means plus (+). The value of 90 D 9 a 29 C 10 b 2 is

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Q. Which is the number that comes next in the following sequence?
2, 6, 12, 20, 30, 42, 56, …………

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