" Life is not a problem to be solved but a reality to be experienced! "
© Copyright 2013 - 2025 KUDO.TIPS - All rights reserved.
Znajdż liczbę której
33 i 1/3 wynosi 15
Oblicz ile procent:
a)liczby 3 i 1/7stanowi 1,1
b)liczby 21 i 2/3 stanowi 0,13
33⅓x=15
¹⁰⁰/₃x=15 |:¹⁰⁰/₃
x=15*³/₁₀₀
x=4½
1,1 : 3¹/₇ * 100% = 1¹/₁₀ : 3¹/₇ * 100% = ¹¹/₁₀:²²/₇* 100% = ¹¹/₁₀*⁷/₂₂* 100% = ¹/₁₀*⁷/₂* 100% =⁷/₂₀* 100% =35%
0,13 : 21⅔* 100% =¹³/₁₀₀*³/₆₅* 100% =¹/₁₀₀:³/₅* 100% = ³/₅₀₀* 100% = 0,006* 100% = 0,6%