Answer:
Step-by-step explanation:
time after 40 meters to 80 meters=12-7=5 s
distance=80-40=40 m
max. speed=40/5=8 m/s
 
        
                    
             
        
        
        
Answer:
125 cubic inches
Step-by-step explanation:
volume of cube is l^3 so 5^3 is 125.
 
        
                    
             
        
        
        
Answer:
72
Step-by-step explanation:
A full rotation takes 360°. From the picture, it would take 5 rotations to achieve such full degree rotation. Hence, each bit of rotation covers 360°÷5=72°
 
        
                    
             
        
        
        
Answer:
Note that with embedded parentheses (parentheses within parenthesis), you always perform operations inside out; do the math on the inside before the outside. Note that if you have an absolute value | | sign which means take the positive value only of a number inside.
 
        
                    
             
        
        
        
Step-by-step explanation:
10 - 4(6) (-4)
10 - 4(-24)
10 + 96 = 106