Angie Silva has recently opened The Sandal Shop in Brisbane, Australia, a store that specializes in fashionable sandals. In time, she hopes to open a chain of sandal shops. As a first step, she has gathered the following data for her new store:

$\backslash$table$[[\backslash$table$[[$Sales price per pair of sandals$],[$Variable expenses per pair of sandals$]],\backslash$table$[[$$$40$

$1.$ What is the break even point in unit sales and dollar sales

Break$-$even point in sales $\_\_\_$ pairs

Break$-$even point in dollar stores $\_\_\_?$