2,5 kg + 3 1/4 +4 2/5 +….=15 kg berapakah titik”itu

By Admin ReiPosted on December 3, 2022

2,5 kg + 3 1/4 +4 2/5 +….=15 kg berapakah titik”itu

Jawaban:

mis : titik-titik (…) = x

$2.5 + 3 frac{1}{4} + 4 frac{2}{5} + x = 15$

$= 2.5 + frac{13}{4} + frac{22}{5} + x = 15$

$= 2.5 + 3.25 + 4.4 + x = 15$

$= 10.15 + x = 15$

$x = 15 - 10.15$

$x = 4.85 : kg$