Detective Z has 28 files. Ollie took 5 files from him. How many case files are left with Detective Z?
A paper file costs Rs0.80 and a plastic file Rs1.50. Suman bought x paper files and y plastic files. How many rupees should she pay the shopkeeper?
A paper file costs Rs0.80 and a plastic file Rs1.50. Suman bought x paper files and y plastic files. How much should she pay the shopkeeper?