5/(2/3) Swap 2/3 to 3/2 and instead of dividing, multiply
5/1*(3/2) New sentence
5*3=15
1*2=2
15/2=7 1/2
That is the answer
$${\frac{{\mathtt{5}}}{\left({\frac{{\mathtt{2}}}{{\mathtt{3}}}}\right)}} = {\frac{{\mathtt{15}}}{{\mathtt{2}}}} = {\mathtt{7.5}}$$
Yes it is....there is the proof