(2,5),( 3, 6) Rate of change and slope

For each expression use a property to write an equivalent expression.

The la dodgers hit the most homeruns in 2014. the number of homeruns accounted for 6% of the entire major leauge baseball homerun count. if 583 total homeruns were hit, approximately how many did the la dodgers hit

Which number line correctly shows 0.8 + 0.3?