Quantitative Aptitude :: HCF & LCM Problems And Answers


HCF & LCM Formulaes

Quantitative Aptitude
Reasoning
Programming
Verbal Ability




















































1. The sum of two numbers is 232 and their H.C.F is 29. How many pairs of such numbers are

A. 1 B. 2
C. 0 D. None of these

2. Sum of two numbers is 63. Their difference is 1/8 of their sum. their L.C.M is

A. 231 B. 153
C. 351 D. 345

3. Find the L.C.M of the fractions  2/7 , 5/14,  and 4/21

A. 1 1/7 B. 3 4/7      
C. 2 4/7       D. 2 6/7      

4. Find the H.C.M of the fractions 1/3, 3/5 and 7/12

A. 1/30 B. 1/60
C. 1/15 D. 1/20

5. The H.C.F of two numbers is 36 and their L.C.M is 1600. If one of the numbers is 160, find the other?

A. 320 B. 350
C. 360 D. 330

6. Find the least number which when divided by 26, 36 and 46 leaves the remainders 12, 22 and 32 respectively.

A. 10570 B. 10750
C. 17050 D. 10075

7. Two numbers are in the ratio 3 : 4. If their L.C.M. is 96. what is sum of the numbers?

A. 48 B. 56
C. 76 D. 84

8. Three numbers are in the ratio of 2 : 3 : 4 and their L.C.M. is 240. Their H.C.F. is:

A. 30 B. 20
C. 40 D. 60

9. What is the lowest common multiple of 12, 36 and 40?

A. 240 B. 260
C. 360 D. 380

10. What is the least number which when divided by 5, 6, 7 and 8 leaves a remainder 3, but when divided by 9 leaves no remainder?

A. 1245 B. 1683
C. 1773 D. 1650




Related Topics

Profit and Loss
Square Root and Cube Root
Time and Work
Percentage
Problems Based on Number
Permutations




Who are all can get the advantages from this HCF & LCM Question and Answers section?

Those are all planning for any competitive examinations can use this segment to enhance their abilities.

  • L.I.C/ G. I.C Competitive Exams
  • Career Aptitude Test (IT Companies) and etc.
  • Defence Competitive Exams
  • Common Aptitude Test (CAT)
  • UPSC Competitive Exams
  • Bank Competitive Exam
  • SSC Competitive Exams
  • Railway Competitive Exam
  • University Grants Commission (UGC)