Answer:
To find the simple interest, we multiply 300 × 0.07 × 4 to get that:
The interest is: $84.00
Well if Abby is twice the age of her bother and her brother is 9 then she is going to be 18 because 9x2=18, then it says that she is half her dads age so all you have to do is add 18+18 which equals 36
Answer:

Step-by-step explanation:
Exponent Rules: 
Exponent Rules: 
Step 1: Write expression
![\frac{\sqrt[4]{x^3} }{x^{\frac{1}{12} }}](https://tex.z-dn.net/?f=%5Cfrac%7B%5Csqrt%5B4%5D%7Bx%5E3%7D%20%7D%7Bx%5E%7B%5Cfrac%7B1%7D%7B12%7D%20%7D%7D)
Step 2: Rewrite radical

Step 3: Multiply powers (numerator)

Step 4: Subtract powers
