A) Rs. 5
B) Rs. 6
C) Rs. 10
D) Rs. 15
Correct Answer: A
Solution :
Let cost of adult ticket\[=\text{Rs}.x\] \[\therefore \]Cost of child's ticket\[=\text{Rs}.\frac{x}{3}\] By hypothesis \[4\times x+5\times \frac{x}{3}=85\] or \[17x=255\] or \[x=15\] Hence, cost of child's ticket\[=\frac{x}{3}=\frac{15}{3}=\text{Rs}.5\]You need to login to perform this action.
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