Question

A telephone company charges ₹0.05 per minute for local calls and ₹0.12 per minute for long distance calls. Which expression gives the total cost in rupees for "$x$" minutes of local calls and "$y$" minutes of long distance calls?

• A. ₹$\text{(}0.05x+0.12y)$
• B. ₹$\text{(}0.05x-0.12y)$
• C. ₹ $\text{0}.17(x+y)$
• D. ₹ $\text{0}.17xy$

Answer 1

The correct option is A ₹$\text{(}0.05x+0.12y)$

Given, the charges for local and long distance calls are ₹0.05 per minute and ₹0.12 per minute respectively.

Total minutes of local call is = x
Total minutes of long distance call is = y

$\therefore$ The required algebraic expression is₹ $\text{(}0.05x+0.12y)$.