At the sewing store, Betty bought a bag of mixed buttons. She got 30 large buttons and 10 small buttons. What percentage of the buttons were large?

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

Drag each tile to the correct box. not all tiles will be used. consider the recursively defined function below. create the first five terms of the sequence defined by the given function

Acircle has a circumference of 7.850 units. what is its radius?