Starbucks2035 Starbucks2035 07-02-2024 Mathematics contestada A can do a piece of work in 14 days and B in 21 days. They begin together, but 3 days before the completion of the work, A leaves off. In how many days is the work complete?a. 10 daysb. 10 1/5daysc. 15 daysd. 7 days