4. Two marks example problems I

1. Velan bought \(8.36 \ kg\) of potato and Sekar bought \(6.29 \ kg\) of potato. Which is heavier?

 

 \(kg\)

 

2. Two automatic ice cream machines \(A\) and \(B\) designed to fill cups with \(100 \ ml\) of ice cream were tested. Two cups of ice creams, one from machine \(A\) and one from machine \(B\) are weighed and found to be \(99.56 \ ml\) from machine \(A\) and \(99.65 \ ml\) from machine \(B\). Can you say which machine gives more quantity of ice creams?