73,246,811 rounded to the nearest hundred thousand

Larry bar opened a frame shop and completed these transactions: larry started the shop by investing $41,100 cash and equipment valued at $19,100 in exchange for common stock. purchased $180 of office supplies on credit. paid $2,300 cash for the receptionist's salary. sold a custom frame service and collected $5,600 cash on the sale. completed framing services and billed the client $310. what was the balance of the cash account after these transactions were posted?

Pick the description of a geometric object that best matches the real world object box for a deck of card

What is the number 321,000,000 in scientific notation? also what is the number? ?