Express the following statements by equations :
Each one of three boys had the same amount of money. They together gave Rs 25 to a poor student and are left with only Rs. 5.

Express the following statements by equations : One-thrid of x rupees added to 10 rupees becomes 25 rupees.

Express the following statements by equations : The sum of two numbers, one of which is less than the other by 5, is 23.

Express the following statements by equations : The sum of the ages A and B is 25 years, the age of A is less than that of B by 5 years.

Express the following statements by equations : A man distributed his savings equally among his four sons and each son received Rs. 300.

Express the following statements by equations : If the price of a duck is 15 times that of an egg, the total price of 3 ducks and 10 eggs is Rs 110.

Express the following statements by equations : The sum of Rs 1200 and six times the monthly expenditure of a businessman is Rs. 9000.

Your money bag contains Rs. 5 , this together with the money in Rahim's money bag amounts to Rs. 12. Express the statements as an equation.

Form the pair of linear equations in the following problems and find their solutions (if they exist) by any algebraic method:(i) A part of monthly hostel charges is fixed and the remaining depends on the number of days one has taken food in the mess.When a student A takes food for 20 days she has to pay Rs 1000 as hostel charges whereas a student B,who takes food for 26 days,pays Rs 1180 as hostel charges.Find the fixed charges and the cost of food per day.

Form the pair of linear equations in the following problems,and find their solutions(if they exist) by the elimination method:(iv)Meena went to a bank to withdraw Rs.2000.She asked the cashier to give her Rs.50 and Rs.100 notes only.Meena got 25 notes in all.Find how many notes of Rs 50 and Rs.100 she received.

A's savings exceeds three times of B's savings by Rs. 5. Again C's savings is two times A's savings. They three together saved Rs. 755. Find the savings of each.