Find the value of

`3/5 div 2`

Find the value of 3^5 div 3^(-6 ) is

Find the value of 1/5 div 1/5 div 1/5 div 1/5 div 1/5 div 5 div 5 div 5

Find the value of 309 div [(3/2) of (25+35)-123/4]

Find the value of 10 div 2/3

Find the value of 5 5/6 div 3 1/2

Find the value of 1/2+3/5div9/10

Find the value of (2^(20) div 2^(15)) xx 2^(3) .

If '+' means 'xx', 'xx' means '-', ' div' means '+' and '-' means 'div' , then find the value of 125-5 div 15+2xx4+3 .