An animal shelter spends $1.00 per day to care for each cat and $4.50 per day to care for each dog. damian noticed that the shelter spent $85.00 caring for cats and dogs on tuesday. damian found a record showing that there were a total of 22 cats and dogs on tuesday. how many cats were at the shelter on tuesday?

The physical fitness of an athlete is often measured by how much oxygen the athlete takes in (which is recorded in milliliters per kilogram, ml/kg). the mean maximum oxygen uptake for elite athletes has been found to be 60 with a standard deviation of 7.2. assume that the distribution is approximately normal.

Marco is studying a type of mold that grows at a fast rate. he created the function f(x) = 345(1.30)x to model the number of mold spores per week. what does the 1.30 represent? how many mold spores are there after 4 weeks? round your answer to the nearest whole number. 1.30 represents the number of mold spores marco had at the beginning of the study; 985 mold spores 1.30 represents the number of mold spores grown in a given week; 448 mold spores 1.30 represents the 30% rate of weekly growth; 345 mold spores 1.30 represents the 30% rate of weekly growth; 985 mold spores

Afamily went out to dinner and their bill was $113.if they want to leave a 19% tip, how much should they leave.