Please answer A. B. & C

and explain how to solve

This is the entire question... what more information is needed?

3. Using checkout scanner data the marketing manager for a supermarket chain estimated that in 2021 its average customer spent about $2,000 a year on groceries at its stores. Using Page 1 of 3 MKT 472 Exam 1 - Practice Problems Fall 2022 survey data the manager also estimated the chain's 2021 annual customer retention rate to be 87%. The supermarket's contribution margin as a percent of revenues to be 7%. A. How often did the average customer buy groceries at the chain's stores in 2021 ? B. If the chain spent $33 to acquire a customer in 2021 , what is the chain's average customer lifetime value (CLV)? (Assume an annual interest rate of 6\%.) C. If the chain can increase its retention rate to 89% and its acquisition cost and interest rate stay the same, how many more times will its average customer make purchases at its stores? How much will the chain's CLV change? 3. Using checkout scanner data the marketing manager for a supermarket chain estimated that in 2021 its average customer spent about $2,000 a year on groceries at its stores. Using Page 1 of 3 MKT 472 Exam 1 - Practice Problems Fall 2022 survey data the manager also estimated the chain's 2021 annual customer retention rate to be 87%. The supermarket's contribution margin as a percent of revenues to be 7%. A. How often did the average customer buy groceries at the chain's stores in 2021 ? B. If the chain spent $33 to acquire a customer in 2021 , what is the chain's average customer lifetime value (CLV)? (Assume an annual interest rate of 6\%.) C. If the chain can increase its retention rate to 89% and its acquisition cost and interest rate stay the same, how many more times will its average customer make purchases at its stores? How much will the chain's CLV change