Question

What percent of 7.2 kg is 18gms?

Answer 1

7.2kg =7200gms as 1 kg =1000gms

7200× x/100= 18

72x = 18
x=18/72 = 1/4 = 0.25

Therefore 18 gms is 0.25% of 7.2 kg

Answer 2

hey mate here is your answer

let x% of 7.2kg = 18g
(x/100)×7200g = 18g
(x/100) = 18/7200
x/100 = 0.0025
x = 0.0025×100
x = 0.25

hence 0.25% of 7.2 kg is 18gms.