The greatest common factor using prime factorization for 28 and 63

Abcd is a parallelogram find the valuse of x

Clara schumann is buying bagels for her coworkers, she buys a dozen bagels priced at $5.49 a dozen. the bakery's cost for making the bagels is $2.25 per dozen. what is the markup rate based on selling price on a dozen bagels?

Atemperature of 1.64◦f corresponds to answer in units of ◦c.