Yes. In general, a rational number with a non-integer exponent is not assured of being rational. (Any prime with a non-integer exponent is irrational, for example.)
2^(1/2) is irrational
(9/25)^(3/2) is rational
Answer:
4
Step-by-step explanation:
x= 18÷4.5=4
hope it helps
b
is left, that means 
was spent. So 