Question

Q18. Find the ratio of: 21gm to 63gm​

Answer 1

Answer:

the answer is 1:3

Step-by-step explanation:

21/3:63/3=7/21=1:3

Answer 2

Step-by-step explanation:

21:63

$= \frac{21}{63}$

$= \frac{1}{3}$

In ratio there are no units that is why I didn't mention gm. And you have to divide 21/63 by 21 in numerator and denominator to get 1/3