0.1667 = 1$1\div 6$
0.8333 = $5\div 6$
0.6667 = $2\div 3$
0.1250 = $1\div 8$
Ans= (0.1667)x(0.8333)x3$\div$2x(0.6667)(0.1250)
= (1/6*5/6*3)/(2*2/3*1/8)
=2.50