Respuesta :
40% = 40/100 = 4/10 = 2/5
n × 40% = 28
*divide both sides by 40%
n = 28/(40%) = 28/(2/5) = 28/2 × 5 = 14 × 5 = 70
answer is . . . 70
n × 40% = 28
*divide both sides by 40%
n = 28/(40%) = 28/(2/5) = 28/2 × 5 = 14 × 5 = 70
answer is . . . 70