Question

A paper file costs ₹0.80 and a plastic file ₹1.50. Suman bought $x$ paper files and $y$ plastic files. How many rupees should she pay the shopkeeper?

• A. $8y+15x$
• B. $8x+15y$
• C. $0.8x+1.5y$
• D. $80x+1500y$

Answer 1

The correct option is C $0.8x+1.5y$

Given : the number of paper files bought is $x$
and the number of plastic files bought is $y$

Cost of one paper file and one plastic file is ₹0.80 and ₹1.50.

Hence, the total amount to be paid is $₹(0.8x+1.5y)$