Respuesta :
She did 45 push-ups.
Since each set is 3 push-ups and she did ten, you would multiple 10x3 which equals 30. The coach asks her to do 15 more which results in 45 push-ups.
Since each set is 3 push-ups and she did ten, you would multiple 10x3 which equals 30. The coach asks her to do 15 more which results in 45 push-ups.