Question

ПОМОГИТЕ.МВТЕМАТИКАААА

Answer 1

1/5:Y=6/25:3/20

6/25y=1/5*3/20

6/25y=3/100

y=3/100:6/25

у=1/8

Answer 2

1/5 : у = 6/25 : 3/20,

1/5 : у = 6/25 * 20/3,

1/5 : у = 8/5,

1/5 : у = 1 3/5,

у = 1/5 : 1 3/5,

у = 1/5 * 5/8,

у = 1/8