Five of the 100 digital video recorders dvrs. In an inventory are known to be defective. What is the probability you randomly selected an item that is not defective

X - y = 6 x = y + 2 Solve the system of equations by substitution.

There are 16 pink stripes and 20 green stripes find the ratio of pink stripes to green stripes

Mickey charges $15,$30,$45 and 60 for babysitting 1,2,3 and 4 hours respectively. Is the relationship between the number of hours and the amount changed proportional if so find the unit rate. if not, explain why

If the sales tax in your city is 10.8%, and an item costs $191 before tax, how much tax would you pay on that item? Round to the nearest hundredth or cent.

Name a supplementary angle

A catering company charges $300 plus $40 per guest for a wedding. Sarah and Eric do not want to spend more than $5,000 on catering. Write and solve an inequality in terms of the number of guests, g, that can be invited

Determine if the outside temperature is a function of the time of day or if the time of day is a function of temperature'.

Let (3x+24) represent the measure of an obtuse angle. What are the possible values of x?

What is 67/12 - 100/45

Which expression is equivalent to 4^-5? A. (4) (4) (4) (4) (4) B. 1 / (4) (4) (4) (4) (4) C. (-4) (-4) (-4) (-4) (-4) D. - 1 / (4) (4) (4) (4) (4)