In a class of 40 students, 15 offer physics, 20 offer history and 3 offer both physics and history. how many student offer neither physics nor history?

Determine whether the angles in each given pair are coterminal. 744°, -336°

If c(x) = 4x – 2 and d(x) = x2 + 5x, what is (cxd)(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?