Four friends go out for a meal. they round the total amount including the service charge to the nearest whole pound and pay this amount to mando's. how much do they pay?

Find the product. type your answer in the space provided. use / for a fraction bar (example: 1/2) and ^ for an exponent (example: x^5). do not put spaces in your answer. (x -1 y 5)^2 · (2xy -2)^5