What is the difference between midpoint and perpendicular bisector?

Which inequality is equivalent to -3x < -12? x < 4 , x < -4 , x > 4, x > -4

Two farmers pay a total rent of $140 for a pasture. the first farmer placed $4 oxen in the pasture, and the second farmer placed $30 sheep in the pasture. the farmers split the rent based on the proportion of the pasture eaten by their own animals that month. how much should the first farmer pay, if 1 ox eats as much as 10 sheep in a month?

Your family took a road trip on saturday you were in the car for 4.5 hours and average 70 mph. how many miles did you travel?