1. The division equation $(-42) \div 6 = -7$ demonstrates the inverse relationship between division and multiplication. Which multiplication equation correctly represents this same relationship?
2. Calculate the value of the expression $(-72) \div 9$. The answer is ___.
3. Find the quotient of the two integers: $(-54) \div (-6) = $ ___.
4. A submarine's depth changed by $-120$ meters in 6 minutes. What was the average change in depth per minute, assuming a constant rate?
5. Which statement best explains why $(-35) \div (-7)$ results in a positive number?
6. A scooter moves at a constant velocity of 8 meters per second. If it starts at position zero, what is its position after 4 seconds? The final position is ___ meters.
7. A submarine starts at the surface (position zero) and dives with a velocity of -10 feet per second. What is its position after 6 seconds? The final position is ___ feet.
8. An object moves with a negative velocity for a positive amount of time. What will the sign of its final position be, assuming it starts at zero?
9. A car backs out of a driveway with a velocity of -3 meters per second. Starting from position zero, its position after 5 seconds is ___ meters.
10. A cyclist travels east at a velocity of 12 kilometers per hour for 2 hours. If east is the positive direction, what is her final position from her starting point?