Toby is going bowling. He will rent his shoes for $4 and pay $2.50 per game. Let x represent the number of games and y the total spent. Write an expression to represent the total he will spend.

Sherrie is baking a pie for her family. she leaves the room and comes back to 35% of the pie having been eaten before she can put the topping on. how much 1 square inch strips of dough will she need for the top, now that a portion is missing? round your answer to the nearest while nimber.