Danielle used 8 centimeters of tape to wrap 4 presents. How many presents did Danielle wrap if she used 30 centimeters of tape?
1 answer
If Danielle used 8 centimeters of tape to wrap 4 presents, then for 30 centimeters of tape, she would wrap 30*4/8 = <<30*4/8=15>>15 presents. Answer: \boxed{15}.