Answer:
12.5%
Step-by-step explanation:
If rain and late:
0.25 * 0.2 = 0.05
If not rain and late:
0.75*0.1 = 0.075
Total:
0.05 + 0.075 = 0.125 = 12.5%
(0.25 x 0.2) + (0.75 x 0.1) = 0.125
0.125 x 100 = 12.5%