Respuesta :

fieryanswererft

Answer:

sale price is $10.5

Step-by-step explanation:

if original price is $15. note that 100% is always the original price

sale price is 100% - 30% = 70%, we need to find the 70% price

so if 100% --> $15

1% --> 15 / 100

70% --> (15/100)*70 = $10.5