Answer:
He must work for 115 hours to save at least $1900.
Step-by-step explanation:
The equation that you'll use is 65+16x=1900, with x being hours. I found the answer by using 65+16(115)=1905, which is the closest number you'll get before starting to use half hours and such.
 
        
             
        
        
        
9514 1404 393
Answer:
   2nd quadrant
Step-by-step explanation:
Reversing the signs of both coordinates reflects the point across the origin. The quadrant diagonally opposite quadrant 4 is quadrant 2.
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You recall that quadrants are numbered 1 to 4 counterclockwise, starting from upper right.
 
        
             
        
        
        
Answer:
Step-by-step explanation:
figure one 
formula length x width x height 
plug in 7 x 2 x 3 
volume 42 cm^3
figure 2
formula length x width x height
plug in 3 x 2 x 7
volume 42 cm ^3