If 'x' stands for 'addition', 'รท' stands for 'subtraction', '+' stands for 'multiplication' and'-' stands for 'division', then,
75 X 345 + 15 - 23 รท (15+18) = ?
In a row of boys, Karun is 5th from the left and Panth is 6th from right . When they exchange their position, Karun becomes 13th from the left . What is the new position of Panth from the right ?