The population of a town increases 4 % annually but is decreased by emigration annually to the extent of (1/2) %. What will be the increase percent in three years?
A man’s basic pay for a 40 hour week is Rs. 20 overtime is paid for at 25 % above the basic rate, in a certain week he worked overtime and his total wage was Rs. 25. He therefore worked for a total of:________?
The price of cooking oil has increased by 25 %. The percentage of reduction that a farming should effect in the use of cooking oil so as not to increase the expenditure on this account is________?
