Scientists use the rule of 70 to calculate human population growth.
According to the rule of 70, what is the doubling time
for a nation with a population growth rate of 5% per
year?

Aflute is on sale for 20% off. including the discount and 8% tax, the sales price is $216.

Identify the converse of the following conditional: if a point is in the first quadrant, then its coordinates are positive. if the coordinates of a point are not positive, then the point is not in the first quadrant. if the coordinates of a point are positive, then the point is in the first quadrant. if a point is in the first quadrant, then its coordinates are positive. if a point is not in the first quadrant, then the coordinates of the point are not positive.

Before simplifying, how many terms are there in the expression 2x - 5y + 3 + x?