1/3 x to the second power + 2 evaluate when x = 6

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?

Yesterday i ran 5 miles. today, i ran 3.7 miles. did my percent increase, decrease or is it a percent error? plz i need

When steve woke up. his temperature was 102 degrees f. two hours later it was 3 degrees lower. what was his temperature then?