Question

Задание на картинке:

Answer 1

80*(1-0,4333)=80*0.5667=45.336

Answer 2

43 1/3 % = (43*3+1)/3*100 = 13/30. 80 - 80* 13/30 = 80*(1 - 13/30) =80 * 17/30 = 8*17/3 =136/3