PLS HELP:))))

The results of a mystery spinner are shown.
Colour # of Landed Spins
Yellow 4
Black 2
Red 5
Purple 8
Blue 6
a) What is the experimental probability of landing on purple? State your answer in
decimal form - round to two decimal places if necessary?
b) What is the experimental probability of landing on yellow? State your answer in
decimal form - round to two decimal places if necessary?
c) What is the sum of all the probabilities of all the colours? State your answer in
decimal form - round to two decimal places if necessary?