Number Systems Quiz 2 February 6, 2012 by kumar 1. The difference between a number and one-third of its number is 20.What is the number?A. 40B. 30C. 20D. 10 2. If one-fourth of one-third of a number is 10.Find the three-tenth of the number?A. 64B. 84C. 72D. 62 3. The one-fourth of a number is 60 more than its one-eighth.find the number?A. 360B. 680C. 120D. 480 4. The number one-sixth part part is increased by 5 is equal to its one-fifth part decreased by 15,the number isA. 500B. 400C. 600D. 700 5. The average of three numbers is 30 and are in the ratio of 1:2:3.What is the smallest number?A. 20B. 15C. 10D. 5 6. The difference between 2 numbers is 10 and the sum is 20,the product isA. 65B. 55C. 75D. 25 7. The sum of two numbers is 40 and their difference is 10.What is the ratio of numbers?A. 3:5B. 9:8C. 6:7D. 5:3 8. If the number 50 is divided into two parts such that the sum of their reciprocals is 1/12 .Find the ratio of the parts?A. 2:5B: 3:2C. 7:8D. 4:5 9. The sum of squares of two numbers is 325 and their sum is 25.The numbers are A. 10,15B. 16,9C. 20,5D. 25,0 10. If three numbers are added in a pairs,the sum is equal to 40,54,44 respectively.Find the largest numberA. 40B.44C. 50D. 55 11. The sum of 2 consecutive even numbers 90.Find the difference of their squaresA. 160B. 170C. 175D. 180 12. The number,the sum of the digits number has 0 in its unit place.The sum of the square of the the digits is 82.find the numberA. 91B. 82C. 64D. 73 13. The sum of three consecutive multiples of 4 is 60.Find the smallest number?A. 20B. 16C. 24D. 32 14. In three numbers,the ratio of first and second is 4:3 , ratio of second and third is 9:8 and the sum of three numbers is 29.Find the ratio between third and first is A. 3:2B. 4:5C. 2:3D. 2:1 15. A two digit number,the sum of the digits is one of the factor of the number and 5 in the units position of the number.find the number in the tenth-positionA. 3B. 5C.7D. 4 Related posts: Number Systems Quiz 1