Respuesta :
5x4=20 to get to twenty you must add 4 5 times because it is 5x4. It goes 4,8,12,16,20. So if you start at 0 It would be 5 jumps.
5 jumps, because you are trying to find 4 x 5. So, you will need 5 jumps of 4 to get 20, the correct answer.