The ratio of dogs to cats at a local animal shelter is 13/25. which statement must be true?
a. for every 13 dogs, there are 25 cats.
b. there are twice as many cats as dogs at the shelter.
c. the shelter has more dogs than cats.
d. there are 25 animals in the shelter.

John bought 2 horses at rs 20000 each

Normal yağmur ile asit yağmuru arasındaki fark nedir

Monthly water bills for a city have a mean of $108.43 and a standard deviation of $32.09. find the probability that a randomly selected bill will have an amount greater than $155, which the city believes might indicate that someone is wasting water. would a bill that size be considered unusual?