• 1 . The population of the lost continent Atlantis is 18,000. Atlantis has three cities A, B and C. Every year the entire population of each city moves to the other two cities, half going to one of them and the remaining half going to the other. The current population of A, B and C is 2000, 6000 and 10000 respectively. Then the population of A four years from now will be

  • 2 . 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?

  • 3 . 35% of a number is 175. What % of 175 is the number?

  • 4 . A finishes the work in 10 days & B in 8 days individually. If A works for only 6 days then how many days should B work to complete A's work?

  • 5 . Four prime numbers are given in ascending order of their magnitudes, the product of the first three is 385 and that of the last three is 1001. Find the largest of the given prime numbers.

  • 6 . How many times the 29th of a month occur in 400 consecutive years?

  • 7 . A can run a km in 3 min and 54 sec and B can run the same distance in 4 min and 20 sec. By what distance can A beat B?

  • 8 . Mr. A buys an article for Rs.350 and sells to Rs.420, find his percentage profit.

  • 9 . A number when successively divided by 9, 11 and 13 leaves remainders 8, 9 and 8 respectively.

  • 10 . In how many different ways can the letters of the word 'MATHEMATICS' be arranged so that the vowels always come together?

  • 11 . The average of 8 numbers is 21. Find the average of new set of numbers when 8 multiplies every number.

  • 12 . A software engineer has the capability of thinking 100 lines of code in five minutes and can type 100 lines of code in 10 minutes. He takes a break for five minutes after every ten minutes. How many lines of codes will he complete typing after an hour?

  • 13 . Hansie made the following amounts in seven games of cricket in India: Rs.10, Rs.15, Rs.21, Rs.12, Rs.18, Rs.19 and Rs.17(all figures in crores of course).Find his average earnings.

  • 14 . A cistern is normally filled in 6 hours, but takes 2 hours more to fill it because of a leak at its bottom. If the cistern is full, how long will it take for the leak to empty the cistern?

  • 15 . If every alternative letter starting from B of the English alphabet is written in small letter, rest all are written in capital letters, how the month ? September? be written.

  • 16 . A two digit number is less than 3 times the product of its digits by 8 and the digit in the ten?s place exceeds the digit in the unit?s place by ?2?.Find the number.

  • 17 . A Flight takes off at 2 A.M from northeast direction and travels for 11 hours to reach the destination, which is in northwest direction. Given the latitude and longitude of source and destination. Find the local time of destination when the flight reaches there?

  • 18 . The ratio of length of breadth of a room is 3:2 and its area is 216m2. Find its length.

  • 19 . If a light flashes every 6 seconds, how many times will it flash in ? of an hour?

  • 20 . A mixture of 40 litres of milk contains 20% of water. How much water must be added to make the water 25% in the new mixture?