If a penny is 0.061 inch thick what is the value of the 6 in the thickness of a penny

Atheater wants to build movable steps that they can use to go on and off the stage. they want the steps to have enough space inside so they can also be used to store props. how much space is inside the steps?

The candy store is having a 30% off sale. emma is going to buy $7.50 worth of candy.how much will she pay after the discount

For a function f(x), a) if f(7) = 22 then f^-1(22) = b) f^-1(f(c)) =