Answer
a)46%
b)0.46
c)stratified random sampling.
Work Step by Step
a)Percentage:$\frac{people \ willing \to \ donate}{all \ repondents}=\frac{2346}{5100}=0.46=46$%.
b)By using the result from a):0.46.
c)Here the sampling involves the division of a population into smaller groups, he hence it is stratified random sampling.
