I need help! You work for a poster company that sells prints of album covers. You sell posters at the prices given in the table.

Number of Posters Price
2 $40
3 $50
5 $70
10 $120

What is the unit cost per poster for the best deal?

A.
$10
B.
$12
C.
$14
D.
$20

How can you find the conditional probability of a given b as the fraction of b’s outcomes that also belong to a, and interpret the answer in terms of the model? i just need a good explanation

Elena and her husband marc both drive to work. elena's car has a current mileage (total distance driven) of 15,000 and she drives 23,000 miles more each year. marc's car has a current mileage of 46,000 and he drives 9,000 miles more each year. will the mileages for the two cars ever be equal? explain.

Each cookie sells for $0.50 sam spent $90 on baking supplies and each cookie cost $0.25 to make how many cookies does sam need to sell before making a profit formula: sales> cost