A 24.25 inch tall sprout plant grows 1 1/4 per week (how tall will the sprout plant be in 12 weeks, 2 months & 1 year ?)

Antonio made a scale model of a building. the model's scale is 1 inch to 235 feet and its height is 3.5 inches. what is the exact height of the actual building? enter your answer in the box.

The radius of the earth is two times the radius of the moon. what fraction of the volume of the earth is the volume of the moon?

Which expression demonstrates the use of the commutative property of addition in the first step of simplifying the expression (-1+i)+(21+5i)+0