a$)$ List the FirstName, LastName, and Phone Number of customers who cancelled their Furniture Orders. Furniture is a category in the Products Table $($Save the Query as Q$1).$

b$)$ Create a query that displays number of orders, total and average values of orders by Region Name. Value is a calculated field and is obtained by multiplying Price with Quantity $($Save the Query as Q$2).$

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c$)$ Create a query that lists employee's first name, last name, salary, FICA, and Withholding. FICA and Withholding are calculated fields. FICA $=6\mathrm{.}75\%$ of Salary and Withholdino $=20\%$ of Salary Name FICA and Withholdine$-$as FICA and Withholdine