Question

sendo a// b// c// d//, determine x, y e z.​

Answer 1

y/10 = 2/5

5y = 10×2

5y = 20

y = 20 ÷ 5

y = 4

x/y = 3/2

x/4 = 3/2

2x = 4×3

2x = 12

x = 12÷2

x = 6

2/5 = z/15

5z = 15×2

5z = 30

z = 30 ÷ 5

z = 6

Dúvidas?comente.