Выразите в процентах:1) 1/2 3/4 2/5 3/102) 19/50 17/20 13/25 3/20

Question

Выразите в процентах:
1) 1/2 3/4 2/5 3/10
2) 19/50 17/20 13/25 3/20

Answer 1

1/2=50%  3/4=75%  2/5=40%  3/10= 30%

решение: 1:2*100=50% и так далие

Answer 2

1) 50%, 75%, 40%, 30%
2) 38%
3) 85%, 52%, 15%