12/3 = 4 30/3 =10% (4cupcakes is 10%) 
4x10 = 40 10x10= 100 (40 cupcakes is 100%)
        
                    
             
        
        
        
Answer:
Step-by-step explanation:
If you horizontally stretch the quadratic parent function, f(x) = x2, by a factor
of 3, what is the equation of the new function?
A. g(x) = 1/3x2
B. g(x) = 3x2
C. g(x) = (3x)2
D. g(x) = (1/3x)2
 
        
             
        
        
        
Answer:
About 6 inches tall.
Step-by-step explanation:
One book has a thickness of 2 inches.
 inches.
Another book has a thickness of 3.56 inches
Converting 2 inches to decimals will give; 2.4285714286 inches
 inches to decimals will give; 2.4285714286 inches
If the books are stacked together, they become 2.4285714286 inches + 3.56 inches = 5.988571429 inches tall or about 6 inches tall (answer rounded up to nearest whole number).