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Aditi Technologies Aptitude paper
Posted on :16-02-2016
Aditi Aptitude paper:-
Q1. Find the coordinates of the midpoint of the line segment joining the points A(-3,2) and B(7,8).
Q2. Three solid metallic balls of radii, 3 cm, 4cm and 5 cm are melted and moulded into a single solid ball. What is the radius of the new ball?
Q3. The largest value of a data is 105. If the range of the data is 72, find the smallest value of the data.
Q4. A boat moves down stream at the rate of 1 km in 6 minutes and upstream at the rate of 1 km in 10 minutes. What is the speed of current?
Q5. Rita is twice as old as Rama. Three years ago, she was three times as old as Rama. How old is Rita now?
Q6. In a chess tournament each of the six players will play with every other player exactly once. How many matches will be played during the tournament?
Q7. 5/9 of the part of the population in a village are males. If 30% of the males are married. What is the percentage of unmarried females in the total population?
Q8. A man spend 810 in buying trouser at Rs.70 each and shirt at 30 each. What will be the ratio of trouser and shirt when the maximum number of trouser is purchased?
Q9. A room is a square of side 50 feet. A second room is of area 100 square yards. A third room is of area 200 square feet. Which of these can seat maximum people? (Hint:1 yard = 3 feet)
Q10. Find the altitude of a parallelogram whose area is 5400 cm2 and the base is 45cm.
Q11. Find the missing number 14,24,54,34,44,56,53 ?
Q12. What is the probability of having 53 Fridays in an ordinary year?
Q13. The top and bottom of a tower were seen to be at angles of depression 30° and 60° from the top of a hill of height 100 m. Find the height of the tower.
Q14. The coefficient of variation of a series is 11% and its standard deviation is 2.2. Find the arithmetic mean of the series.
Q15. In boring a well 50 m deep, the cost is Rs.4/- for the first meter. The cost of each successive meter increases by Rs.2/-. What is the cost of boring the entire well?
Q16. The Standard Deviation of five numbers is 4. If each and every number is added with 5 then the new standard deviation.
Q17. Find the radius of the cylinder if the surface area is 352 cm2 and its height is 16cm. Find the volume.
Q18. Ramesh has solved 108 questions in an examination. If he got only 0 marks, then how many questions were wrong, when one mark is given for each one correct answer and 1/3 mark is subtracted on each wrong answer?
Q19. In a group of cows and hens, the number of legs are 14 more than twice the number of heads. What is the number of cows?
Q20. If angles of a pentagon are in the ratio 1:3:6:7:10, then which is the smallest angle?
Q21. 1^2 – 2^2 + 3^2 – 4^2 + 5^2 – 6^2 + 7^2 – 8^2 + 9^2 – 10^2=?
Q22. How many 6-digit even numbers can be formed from the digits 1, 2, 3, 4, 5, 6 and 7 so that the digits should not repeat and the second last digit is even?
A. 320B. 720C. 6480D. 2160
Q23. 1! + 2! + .... 50! = ?
A. 3.1035*10^64B. 2.1021* 10 ^ 65C. 3.1035*10^63D. 3.1035*10^62
Q24. At 15:15 pm railway time, what will be the angle between minute and hour hand?
A. 0 degreeB. 180 degreesC. 360 degreesD. both a and c
Q25. When 2256 is divided by 17 the remainder would be
A. 1B. 16C. 14D. None of these