Question 186128
b/10-3/5>-1/2
b/10>-1/2+3/5
b/10>(-1*5+3*2)/10
b/10>(-5+6)/10
b/10>1/10
b>1 ans.
Proof:
Let b=1.1
1.1/10-3/5>-1/2
1.1/10>-1/2+3/5
1.1/10>(-5+6)/10
1.1/10>1/10