Question

Find the ratio of 15kg to 210 gm

Answer 1

1 kg = 1000gm
15*1000=15000gm

15000/210
1500/21
500/7
500:7

Answer 2

to find the ratio of two numbers both the numbers must be in same unit so we have to convert 15 kg to grams which will be equal to 15000 gram and then we will find the ratio of two numbers ..
hope it will help you