Convert   into percent.

Convert 15% into fraction.

Convert into percentage 3/10

If the simple interest on a certain sum for a period of three years at 4% per annum is Rs.48,then principal is:

A fruit-seller has 500 fruits, out of which 5 fruits are rotten. What per cent of fruits are rotten ?

Express 0.23 as a percent.

Express 0.05 as a percent:

In an examination, Manish secured 702 marks. If he secured 78% marks, then the maximum marks is _______________________

Percentage equivalent of     is

78.8% of a common medicine for stomach-up sets is absolute alcohol; 3.3% of it is mentha oil; 0.07% spearmint oil and 0.177% chloroform. How much of each of these compunds is there in a pack of 30 ml?