Three numbers are in the ratio 1 : 2 : 3. The highest common factor is 12. Find the numbers
Question and options
Three numbers are in the ratio 1 : 2 : 3. The highest common factor is 12. Find the numbers
- 12, 24, 36
- 24, 48, 72
- 12, 24, 48
- 48, 60, 72
Answer and explanation
Correct answer: A - 12, 24, 36
Numbers are k, 2k, 3k with HCF k = 12, giving 12, 24, 36. 24, 48, 72 has HCF 24; 12, 24, 48 and 48, 60, 72 are not in ratio 1:2:3.
Practice for these exams
-
CUSAT CAT Five-Year LL.B.
Related question papers
Related exam syllabi
More solved explanations in Arithmetic
- Running at the same constant rate, 6 identical machines can produce a total of 270 bottles per minute. At this rate, how many bottles could 10 such machines…
- The average marks of \(6\) students in a test is \(64\). All the students got different marks, one of the students obtained \(70\) marks and all other students…
- Abhay’s age after six years will be three-seventh of his father’s age. Ten years ago, the ratio of their ages was 1 : 5. What is Abhay’s father’s age at present?
- A and B together can do a piece of work in 30 days. A having worked for 16 days, B finishes the remaining work alone in 44 days. In how many days shall B finish…
- If 0.06% of a number is 84, then 30% of that number is