The following algebraic expression $-7xy+2x$ can be classified as:

A) monomial
B) binomial
C) trinomial
D) multinomial
E) All choices are incorrect

Calculate the periodic interest rate for 3.8% compounded quarterly.

The histogram below shows data from 30 students who were asked,"How much time do you spend on the Internet in minutes?" What are some features about the data?

A) There is a potential outlier.
B) Most values are around 800.
C) The range of values is between 0 and 400.
D) None of the above

Alan earned a dollars last year.This year he received a raise of c dollars.He is paid biweekly.Express the difference algebraically between his total biweekly salary this year and last year.

Benoit Asset Management guarantees a minimum return of 6% compounded monthly for 2 years. What is the total present value of 24 annual investment deposits of $6,600 each? Use Tables 23-2A and 23-2B or a calculator.

Refer to Happy Heart. Compute the ending inventory at cost.​