Leon measured a house and made a scale drawing. he used the scale 1 inch : 2 feet. if a rug in the hallway is 5 inches in the drawing, how long is the actual rug?

Find the value of 1715⋅211.though these numbers aren't quite as nice as the ones from the example or the previous part, the procedure is the same, so this is really no more difficult. give the numerator followed by the denominator, separated by a comma.

Is it true that product of 3 consecutive natural numbers is always divisible by 6? justifyyour answer

Asphere has a diameter of 10 in. what is the volume of the sphere?