Choose a number up to 1,000. write the standard form and the expanded form of the number. then use the number word in a sentence

John bought 2 horses at rs 20000 each

What is the factored form of the following expressions? d^2 – 13d + 36

Gravel is being dumped from a conveyor belt at a rate of 25 ft3/min, and its coarseness is such that it forms a pile in the shape of a cone whose base diameter and height are always equal. how fast is the height of the pile increasing when the pile is 14 ft high? (round your answer to two decimal places.) ft/min