Mandy bought school supplies for her two kids at the beginning of the scholastic year. She spent a total of $49.50 on 5 binders and other miscellaneous items. How much did each binder cost it 527 was spent on Miscellaneous items?​

Giuseppi's pizza had orders for $931.00 of pizzas. the prices were $21 for a large pizza, 514 for a medium pizza, and $7 for a small pizza. the number of large pizzas was two less than four times the number of medium pizzas. thenumber of small pizzas was three more than three times the number of medium pizzas. how many of each size of pizza were ordered?