A small business has 20 cupcakes in the display case and each hour they can make 12 more. Which of the following represents an explicit formula for the number of cupcakes in the case?

Question 1 options:

Pn=12+20n

Pn=Pn-1+20

Pn=Pn-1+12

Pn=20+12n

James wants to promote his band on the internet. site a offers website hosting for $4.95 per month with a $49.95 startup fee. site b offers website hosting for $9.95 per month with no startup fee. for how many months would james need to keep the website for site a to be a better choice than site b? 1. define a variable for the situation. 2. write an inequality that represents the situation. 3.solve the inequality to find out how many months he needs to keep the website for site a to be less expensive than site b. 4. using words, describe how many months he needs to keep the website for site a to be less expensive than site b.

An assembly consists of two mechanical components. suppose that the probabilities that the first and second components meet specifications are 0.87 and 0.84. assume that the components are independent. determine the probability mass function of the number of components in the assembly that meet specifications. x

Select the lengths in centimeters that would form a right triangle