KHOA NỘI CÓ 4 ĐIỀU DƯỠNG NAM, 3ĐIỀU DƯỠNG NỮ . KHOA NGOẠI CÓ 5 DDIEUF DƯỜNG NAM A. CÓ BAO NHIÊU CÁCH LẬP TỔ CÔNG TÁC 4 NGƯỜI TỪ KHOA NỘI
B. CÓ BAO NHIÊU CÁCH LẬP TỔ CÔNG TÁC 3 NGƯỜI CÓ NAM CÓ NỮ CÓ KHOA NGOẠI CÓ KHOA NỘI

The krasnapolski is a top-of-the-line hotel in amsterdam, the netherlands. among their many services, they rent bicycles to guests. the bicycle checkout is open 24 hours per day 7 days per week and has 50 bicycles on hand. on average, 10 guests request a bicycle each day, arriving completely randomly at all times of the day during the spring and summer seasons. guests keep bicycles for four days on average, with a standard deviation of two days. how long does a guest on average have to wait for a bike? a. approximately 24 hours b. approximately 0.033 hours c. approximately 4 days d. approximately 47 minutes

Which part of a 2-column proof is the hypothesis of the conjecture? a) given b) reasons c) prove d) statements ! i think it's b but i'm not quite

Using elimination, what is -4x+2y=-12 4x+8y=-24