Question

75% de 600 , 30% de 90 e 10%de 1000

Answer 1

= 600* 0,75 = 450.............. =90 * 0,3 = 27.......... =1000*0,1 = 100

Answer 2

600 --- 100
  x         75
100x = 45000
x = 45000 
       100
x = 450

90  --- 100
 x          30
100x = 2700
x = 2700
        100
x = 27

1000 --- 100
x             10
100x = 10000
x = 1000 
       100
x = 10