Here are the prices of some items and the amount of sales tax charged on each in Nevada. Cost of Item ($) Sales Tax ($)
10 0.46
50 2.30
5 0.23

b. Complete the expression for the amount of sales tax charged, in dollars, on an item that costs c dollars.

• c

Rockwell hardness of pins of a certain type is known to have a mean value of 50 and a standard deviation of 1.1. (round your answers to four decimal places.) (a) if the distribution is normal, what is the probability that the sample mean hardness for a random sample of 8 pins is at least 51?

Choose all that apply. select all of the fees a credit card may have. annual fee apr balance transfer fee cash advance fee late fee overdraft fee over-the-limit fee

The function show two sisters' savings account and the rate at which they plan to deposit money