Question 1 What is −12÷2/3
Question 2 What is -8/3÷7/12
Question 3 Divide.8.64÷(−0.27)
Question 4 Starting at sea level, a submarine descended at a constant rate to a depth of −3/4 mile relative to sea level in 5 minutes.What was the submarine's depth relative to sea level after the first minute?
Enter your answer in a fraction in simplest form.
Question 5 One cold night the temperature was 0 degrees at 8 p.m. The temperature dropped at a constant rate from 8 p.m. to midnight. At midnight the temperature was −16.8 degrees.
What was the temperature at 9 p.m.?