A house worth Rs.1,50,000 is sold by X at a 5% profit to Y, Y sells the house back to X at a 2% loss. Then find profit and loss in the entire transaction. 

$$ {x+{1\over{x}}}$$, then the value of $$ {x^2}+{1\over{x^2}}$$ is

If a²=b+c, b²=c+a  and c²=a+b then the  value of $$ {1\over{1+a}}+{1\over{1+b}}+{1\over{1+c}}$$ is

What will come in place of the question mark (?) in each of the following series?

6 13 38 ? 532 2675 

What will come in place of the question mark (?) in each of the following series?

3 22 ? 673 2696 8093 

What will come in place of the question mark (?) in each of the following series?

17 52 158 477 ? 4310 

What approximate value will come in place of the question mark (?) in the following questions?

324.995 x 15.98 ÷ 4.002 + 36.88 =? 

What approximate value will come in place of the question mark (?) in the following questions?

175 x 28 + 275 x 27.98 =?