Question

During one year, the mass of a child increased from 10 kg to 20 kg. Calculate the percentage increase.

Answer 1

Explanation:

mass of a child increased=10 kg

increased percentage =10/10*100%

=1*100%

=100%

Answer 2

i guess by 100%

Explanation:

increased in weight= 10

percentage increase=( increased weight by initial weight)×100

= (10/10)*100

100%