What percentage of a normal distribution is located in the tail beyond a z-score of z= - 1.20?

An arithmetic series a consists of consecutive integers that are multiples of 4 what is the sum of the first 9 terms of this sequence if the first term is 0

Ebuka's monthly rent is $750. if ebuka pays the rent late, his landlord charges 4% interest per week that the payment is late. write a function that gives the total cost r(t), in dollars, of ebuka's rent if he pays it t weeks late.

You eat $0.85 for every cup of hot chocolate you sell. how many cups do you need to sell to earn $55.25