Two numbers are in the ratio 7 : 11. If their HCF is 28, then the sum of the two numbers is:
A. 196
B. 504
C. 112
D. 308
Answer: Option B
Solution(By Examveda Team)
\[\begin{array}{*{20}{c}} {\,\,\,\,{1^{{\text{st}}}}}&:&{\,\,\,\,{2^{{\text{nd}}}}} \\ 7&:&{11} \end{array}\]HCF of both the number = 28
Sum of the number = 7 × 28 + 11 × 28 = 18 × 28 = 504
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