Answer:
Objective 3: Solve work problems Q25 Solve a work problem Homework. Unanswered Jennifer can sew 120 masks in 20 hr and Janice can sew 120 masks in 30 hr. How many hours does it take them to sew 120 masks if they work together?
Step-by-step explanation:
i think u should've put it in that format
 
        
             
        
        
        
300.
You can multiply by .75 to get the 25% off. 
        
             
        
        
        
Length: 12
Width: 4 since 12x4=48 and length is 3 times as long as it is wide.