The orchard just sold 72 apples, which is 12% of the total number of apples they put up for sale. How many apples did they put up for sale?

In the rectangle below ac=30 units what is de

The graph represents the gallons of water in a water tank with respect to the number of hours since it was completely filled

Estimate the area under the curve f(x) = 16 - x^2 from x = 0 to x = 3 by using three inscribed (under the curve) rectangles. answer to the nearest integer.