mouahabi99

Run Times

Runner	Mile Time
Jeff	5.7
Nancy	5.2
Janet	5.3
Joe	5.4

Nancy runs  miles.

About how many minutes does she run?

 

◯ 14

◯ 15

◯ 13

4. A jacket costing $ 120 is discounted 20%. After a week, the jacket is discounted another 20% and is sold. What expression below can be used to calculate the cost for which the jacket was sold?

A. (120)(0.40)

B. 120-120(0.40)

C. 120-(120)(.20)-[120-(0.20) (120)](0.20)

D. 120-(120)(0.40)-[120-(120) (0.40)]

Which inequality has no solution?

A |2 x+1| > -2

B |x+4| < 6

c |x-1| < -8

 

Which inequality has a solution set of all real numbers? 

 

An absolute value inequality will have a solution you isolate the absolute value expression and it greater than or equal to a negative number.