goals

On selling an article for $$Rs-2,640$$, profit of $$10$$ percent is made:

Find (i) cost price of the article.

Find (i) cost price of the article.

Why do we need an index number?

Find the value of $$9\%$$ of $$8400$$ kg.

A man invests Rs. $$46875$$ at $$4\%$$ per annum compound interest for $$3$$ years.

A man invests Rs. $$46875$$ at $$4\%$$ per annum compound interest for $$3$$ years.