a) $143 is divided in the ratio 2:3:6 calculate the smallest share.
b) A prize is divided between 3 people X,Y and Z. If the ratio of X’s share to Y’s share is 3:1 and Y’s share to Z’s share is 2:5, calculate the ratio of X’s share to Z’s share
c) If a:3=12:a calculate the positive value of a.
