Pada perbandingan-perbandingan senilai berikut! A.a:8=15:12 B.6:b=21:49 C.18:21=p:28 D.28:49=32:9
Matematika
joshuazainn22
Pertanyaan
Pada perbandingan-perbandingan senilai berikut!
A.a:8=15:12
B.6:b=21:49
C.18:21=p:28
D.28:49=32:9
A.a:8=15:12
B.6:b=21:49
C.18:21=p:28
D.28:49=32:9
1 Jawaban
-
1. Jawaban akmal374
a : 8 = 15 : 12
a = (15 × 8 ) : 12 = 120 : 12 = 10
6 : b = 21 : 49
b = ( 6 × 49 ) : 21 = 294 : 21 = 14
18 : 21 = p : 28
p =( 18 × 28 ) : 21 = 504 : 21 = 24