Sonja's house is 4 blocks west and 1 block south of the center of town. her school is 3 blocks east and 2 blocks north of the center of town.

what is the direct distance from sonja's house to her school?

(hint: the center of town should be the origin, and north is up.)

Arestaurant gives out a scratch-off card to every customer. the probability that a customer will win a prize from a scratch-off card is 25%. design and conduct a simulation using random numbers to find the experimental probability that a customer will need more than 3 cards in order to win a prize. justify the model for your simulation, and conduct at least 10 trials.

Ascientist has discovered an organism that produces five offspring exactly one hour after its own birth, and then goes on to live for one week without producing any additional offspring. each replicated organism also replicates at the same rate. at hour one, there is one organism. at hour two, there are five more organisms. how many total organisms are there at hour seven? 2,801 19,531 19,607 97.655

Select all the expressions that will include a remainder.