Question

calcule a) 15% de R$ 80,00 b) 70% de R$ 30,00 c) 150% de R$ 45,00 d) 100% de 40,00

Answer 1

a)(80×15)/100
1200/100
12

b)(70×30)/100
2100/100
21

c)(150×40)/100
6000/100
60

d)(100×40)/100
4000/100
40

Answer 2

a) 15% de 80 = 12

b) 70% de 30 = 21

c) 150% de 45 = 67,50

100% corresponde a 45
50% de 45 = 22,50

Agora só somar:
45 + 22,50 = 67,50

d) 100% de 40 = 40