Is 50 pens for 5.00 a rate or unit rate

5,600 x 10^3 = a) 560 b) 5,000,600 c) 5,600,000 d) 56,000

What is the order of magnitude for the number of liters in a large bottle of soda served at a party

Water flows at a steady rate from a tap. its takes 40 seconds to fill a 4 litre watering can from the tap. the rate at which water flows from the tap is halved. complete: 4 litres into cm3