Question

Diketahui a:b=6 :(2m+2) dan a:b berbalik harga dengan p:q jika p=12 dan q=9 maka nilai m=..

Answer 1

Verified answer

Kelas 7 Matematika
Bab Perbandingan dan Aritmatika Sosial

p/q = b/a
12/9 = b/a
a/b = 9/12
a/b = 3/4

a/b = 6/(2m + 2)
3/4 = 6/(2 (m + 1))
3/4 = 3/(m + 1)
m + 1 =3 . 4/3
m = 4 - 1
m = 3