A virus is spreading across an animal shelter. The percentage of animals infected after t days 100 is given by V(t) = 1+99e-0.15t A) What percentage of animals will be infected after 13 days? ROUND YOUR ANSWER TO 2 DECIMAL PLACES. (i.e. 12.34%) About % of the animals will be infected after 13 days. B) How long will it take until exactly 90% of the animals are infected? ROUND YOUR ANSWER TO 2 DECIMAL PLACES. 90% of the animals will be infected after about days.