Mindy conducted a survey of the phones in 4 stores and wrote the following observations:

5 of the 8 phones in store 1 were smartphones.

13 of 22 phones in store 2 were smartphones.

23 of the 30 phones in store 3 were smartphones.

12 of the 25 phones in store 4 were smart phones.

a. store 1

b. store 2

c. store 3

d. store 4

Emma will roll two number cubes labeled 1 through 6. she will record the sum of the two numbers after each roll. she will roll the two cubes 540 times. how many times should emma expect the sum to equal 5?

F(x) = (x^2 + 3x − 4) and g (x) = (x+4) find f/g and state the domain.

Cassie is traveling 675 miles today to visit her brother and his family. so far, she has stopped for gas three times. at the first stop, she put in 7.1 gallons of gas and paid $23.79. at her second stop, she put in 5.8 gallons of gas and paid $19.08. and, at the third stop, 6.6 gallons and paid $20.39. at which stop did casey pay the most for gas?