Question

Quanto rende de juros a quantia de R$ 5.500,00,durante sete meses à taxa de 9% ao trimestre?a) R$ 55,00b) R$ 1.155,00c) R$ 2.347,00d) R$ 1.328,00e) R$ 1.821,00

Answer 1

j=C*i/100*t

j=5500*9/100/3*7
j=49500/100/3*7
j=495/3*7
j=165*7
j=1155
Resposta: Juros de R$1.155,00 (alternativa b)