What is decreased by ?

If of a number is , what is that number?

If of a number is , what is that number?

is of a number. What is that number?

At a manufacturing factory, of all widgets are found to be defective. If the plant were to produce widgets, how many would be defective?

is of half of a number. What is that number?

If is of , what is ?

What is increased by ?

Tamara spent of her -hour workweek in meetings. How many hours that week was she NOT in meetings?

Keith completed a -kilometer race, during which he walked for of the distance and ran the rest. How many kilometers did he run?