Respuesta :
Answer:
n = 450
Step-by-step explanation:
18%·n = 81
18·n/100 = 81
18n = 8100
n = 8100 : 18
n = 450
Answer:
81 is 18% of 450.
Step-by-step explanation:
81 ÷ 18 = 4.5
4.5 x 100 = 450
450 - 18% = 369
450 - 369 = 81
So, 18% of 450 is 81 and 81 is 18% of 450.