help po..
Ranz, kyle and Jian join the variety show called the biggest weight loss challenge whenerein the one with the greatest weight loss after taking all the challenges Becomes the winner. In the table shown below, Who will be announced as the biggest weight-loss Winner?

Find the winner challenge.
Chanllenger: Weight before:
Ranz 80 3_4
Kyle 85 6_7
Jian 82 4_5

Weight after the challenge:
75 1_5
77 1_2
75 2_3


1. How many did kilograms did Ranz lose?kyle?Jian?
Challenger: Weight loss:
Ranz
Kyle
Jiab

2.The winner of the biggest weight-loss challenge is______​