There are 60 new houses being built in a neighborhood. last month, 2/3 of them were sold. this month, 2/5 of the remaining houses were sold. how many houses are left to be sold?

Astudent has created the give circuit diagram. it consists of a battery, a resistor, and a light bulb. in one minute, 1.2c of charge flows through the resistor. how much charge flows through the light bulb in one minute?

Aflagpole broke in a storm. it was originally 8 1 81 feet tall. 2 8 28 feet are still sticking straight out of the ground, where it snapped, but the remaining piece has hinged over and touches the ground some distance away. how far away is the end of the pole from the base of the pole along the ground?

Why is causation so much more difficult to prove than correlation?