Question

Me ajudem, por favor!!!!!!

Answer 1

RESPOSTAS:

9) x/4 = 100/8 (=)

(=) x = 4 * 100/8 (=)

(=) x = 400/8 = 50

10) x/2 = 200/10 (=)

(=) x = 400/10 (=)

(=) x = 40

11) x/25 = 150/2 (=)

(=) x = 3750/2 (=)

(=) x = 1875