Which expression is equivalent to 66 ⋅ 6–9?

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

An appliance store sells a washer-dryer combination for $1800. if the washer costs $300 more than the dryer, find the cost for each appliance.

The area of a rectangle is 54x^9y^8 square yards.if the length of the rectangle is 6x^3y^4 yards,which expression represents the width of the rectangle in yards