Keisha bought 1/6 tank of gas in the morning on her way to work. she added 3/4 tank on her way home from work. what fraction of a take of gas did she buy all together

Jo divides a candy bar into eight equal pieces for her children to share she gives three pieces to sam three pieces to leslie and two pieces to margie rose the two month old baby does it doesn't get any what fraction shows how muchw candy each of the four children got. what's the answer to my question