Eight less than four times a number

a) 4x−8
b) 8−4x
c) 4(x−8)
d) 4(8−x)

The data represents the semester exam scores of 8 students in a math course. {51,91,46,30,36,50,73,80} what is the five-number summary?

International calls require the use of a country code. many country codes a 3-digit numbers. country codes do not begin with a 0 or 1. there are no restrictions on the second and third digits. how many different 3-digit country codes are possible?

Julius sold five times as many computers as sam sold last year. in total, they sold 78 computers. how many computers did julius sell?