" Life is not a problem to be solved but a reality to be experienced! "
© Copyright 2013 - 2025 KUDO.TIPS - All rights reserved.
1/2 de 30 = 15
b) 2/7 x = 4 X = 4 x 7 / 2 = 14
2/7 de 14 = 4
c) 2/3 X = 600 X = 600 x 3 / 2 = 900
2/3 de 900 = 600
d) 4/9 X = 458 X = 458 x 9 / 4 =1030.5
4/9 de 1030.50 = 458