Matemática, perguntado por danielangeldsf02d2, 1 ano atrás

rita comprou chocolate e pagou 7,20 por 3/4 de quilo . qual eo o preco do quilo do chocolate que rita comprou


danielangeldsf02d2: valendo 10 pontos
danielangeldsf02d2: alguem me ajuuuuuuuuuddaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa
danielangeldsf02d2: esta valendo 50

Soluções para a tarefa

Respondido por dayaneferraz
0
3/4= 0,750kg

1kg ------------》X
0,750kg-----》$7,20

0,750.x = 1.7,20
0,750x = 7,20
x=7,20/0,750
x=9,60
ou seja o valor do kg sai a $9,60
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