FAST PLEASE A computer was discounted to 70% of its value. Then the price was marked up by 10%. If the listing price of this computer is now 750$, how much was this computer before the discount? Round to a whole number.

What is the upper quartile in the box plot?

What is the image of c for a 90° counterclockwise rotation about a? (3, 7) (-1, 3) (7, 3)

Students are given 3 minutes to complete each multiple-choice question on a test and 8 minutes for each free-responsequestion. there are 15 questions on the test and the students have been given 55 minutes to complete itwhich value could replace x in the table? 5507-m23-m8(15-m)8(15)-m