A merchant buys a sofa Rs 1120 he spend Rs 20 to labour charges to bring it to his shop. He sold his sofa set for Rs 1375. Find his gain or loss please give answer step by step.

What is the volume of a cardboard box that measures 1 inch by 5 inches by 7 inches? the volume of the cardboard is cubic inches. enter your answer as the number that correctly fills in the blank in the previous sentence. if necessary, round your answer to the nearest tenth, like this: 42.5