If a + b: b+c : c+a= 6:7:8 and a + b+c= 14, , then the value of c is : 

A bag contains rupee, 50 - paise and 25 - paise coins in the ratio 2 : 3 : 4. If the total amount in the bag is Rs . 45, find the number of 50 - paise coins. 

Select the missing number from the given response.

If $$ {8x\over{2x^{2}+7x-2}}=1, x>0,$$ then what is the value of of $$ {x^{3}+{1\over x^{3}}}$$ ?

Which point in the human eye is not very sensitive to light, is it called?

Value of $$ \sqrt{6+\sqrt {6+\sqrt {6+....}}}$$

By selling a bicycle for Rs. 2,850 a shopkeeper gain 14%. If the profit is reduced to 8 %, then the selling price will be