Q503
115 of a number A is 22% of a number B. The number B is equal to 2.5% of a third number C. If the value of C is 5500, then the sum of 80% of A and 40% of B is:
of a number A is 22% of a number B. The number B is equal to 2.5% of a third number C. If the value of C is 5500, then the sum of 80% of A and 40% of B is:
A.
88
B.
75
C.
48
D.
66
AnswerAnswer: Option D
Solution
Answer: Option D
Solution:
\begin{array}{*{20}{c}} {A\,\,\,:\,\,\,B\,\,\,:\,\,\,C} \\ {\,1\,\,\,\,\,\,\,\,\,\,10\,\,\,\,\,\,\,\,\,\,10} \\ {\,1\,\,\,\,\,\,\,\,\,\,\,\,1\,\,\,\,\,\,\,\,\,\,\,40} \\ {\overline {\,\,1\,\,:\,\,40\,\,:\,\,400\,} } \end{array}