The side of a rectangle are in the ratio 1:3 if the shorter side is 6cm. What is the length of the other side?

Pls, I need an answ

Answer Reiny's question and you'll have your answer.

We will not give you the answer!!!!

Why don't you accept our help?

I do accept your help! But this stuff seems to me a magic

Am not that good in maths

Please study this explanation about how to reduce ratios.

https://www.google.com/search?source=hp&ei=3j6_XO_dB4OItQXB8rjwBg&q=reducing+ratios&oq=reducing+ra&gs_l=psy-ab.1.1.0l10.1924.6085..10705...0.0..0.192.1204.5j6......0....1..gws-wiz.....0..0i131.2eNRecWZHPo

Pleas help me out

Is 12 the answer?

No.

In your head, what is the ratio of 6 : 18 after reducing it?