(xy⁴)÷(x³y²)=?

If 2a-b=4 , what is the value of 4ª÷2^b

If 2^x÷2^y=2³ , then x must be equal..

If x²=y³ , for what value of z does x^3z= y⁹

Percent change form?)

If x is 50%blarger than z , and y is 20% larger than z , then x is what percent larger than y ?

In 2010 , the number of houses built in Town A was 25 percent greater than the number of houses built in Town B . If 70 houses were built in Town A during 2010 , how many were built in Town B?