Question

Daca axb=9/5 si c=20/27,atunci a x (b x c) este..

Answer 1

a×(b×c)=(a×b)×c=9/5×20/27=4/3

Answer 2

a · b = $\frac{9}{5}$ 
c = $\frac{20}{27}$
a · (b·c) = a · b · c = $\frac{9}{5} * \frac{20}{27} = \frac{9*20}{5*27} = \frac{4}{3}$