check whether 3:9 and 4:12 are in proportion or not .
Share
check whether 3:9 and 4:12 are in proportion or not .
Sign Up to our social questions and Answers Engine to ask questions, answer people’s questions, and connect with other people.
Login to our social questions & Answers Engine to ask questions answer people’s questions & connect with other people.
Answer:
In Proportion
Step-by-step explanation:
3:9::4:12
In Proportion,
Product of mean terms = Product of extreme terms
Mean terms = 9 and 4
Extreme terms = 3 and 12
L.H.S = 9 × 4 = 36
R.H.S = 3 × 12 = 36
L.H.S = R.H.S
Therefore, 3:9 and 4:12 are in proportion.