Welcome to Westonci.ca, the place where your questions are answered by a community of knowledgeable contributors. Get precise and detailed answers to your questions from a knowledgeable community of experts on our Q&A platform. Experience the ease of finding precise answers to your questions from a knowledgeable community of experts.

the cost of 3 sandwiches and 2 cookies is £8 .
the cost of 7 sandwiches and 2 cookies is £16.

How much does a sandwich cost?
How much does a cookie cost?