An animal shelter spends $1.50 per day to care for each cat and $3.50 per day to care for each dog. gianna noticed that the shelter spent $20.50 caring for cats and dogs on tuesday. gianna found a record showing that there were a total of 7 cats and dogs on tuesday. how many cats were at the shelter on tuesday?

You eat 8 strawberries and your friend eats 12 strawberries from a bowl. there are 20 strawberries left. which equation and solution give the original number of strawberries?

2people are trying different phones to see which one has the better talk time. chatlong has an average of 18 hours with a standard deviation of 2 hours and talk-a-lot has an average of 20 hours with a standard deviation of 3. the two people who tested their phones both got 20 hours of use on their phones. for the z-scores i got 1 for the chatlong company and 0 for talk-a-lot. what is the percentile for each z-score?

What is the 9th term in the geometric sequence described by this explicit formula? an=-6. (2)(n-1) apex