Respuesta :
					                   Hey there!
Per second means one second. So to get one second, you have to divide 4 seconds by 4. Do the same with 8. Divide it by 4 to get 2. So the rate per second is 2 cups.
I hope this helps!
					                
					             Per second means one second. So to get one second, you have to divide 4 seconds by 4. Do the same with 8. Divide it by 4 to get 2. So the rate per second is 2 cups.
I hope this helps!
 
			                   
					                  