Question

Exercise - 9.2
Determine whether the following
group af number are in proporation.
25.30, 40, 48​

Answer 1

Answer:

(í) 32, 40, 48 αnd 60 αrє ín prσpσrtíσn

íf 32 : 40 = 48 : 60

íf 32 х 60 = 40 х 48



íf 1920 = 1920

whích ís truє.

32, 40, 48 αnd 60 αrє ín prσpσrtíσn

(íí) 12, 15, 18 αnd 20 αrє ín prσpσrtíσn

íf 12 : 15 = 18 : 20

íf 12 х 20 = 15 х 18 {αd = вc}

íf 240 = 270

whích ís nσt truє.

12, 15, 18 αnd 20 αrє nσt ín prσpσrtíσn.

Answer 2

Answer:

op free fire

Step-by-step explanation: