In a certain code language, '-' represents '+', '+' represents 'x', 'x' represents '÷' and '÷' represents '-'. Find out the answer to the following question.
Aman started running from his school, he first ran for 11 km towards south, then he turned towards west and ran √23 km in that direction. How far (in km)and in which direction is Aman now from his school?
X and Y are parents of four married sons, one married daughter and one unmarried daughter living in a joint family. Two of the sons have two daughters and one son each. The other two have two sons and one daughter each. How many male members are there in the family.