Elaine is making a flower garden with rows of flowers. the garden is 2020 yards long. she wants a total of 77 rows of flowers that are all the same width. which calculation should elaine use to decide how wide to make each row?

This is a rational expression because the denominator contains a variable. this is a polynomial with 3 terms. this is a rational expression because the denominator contains a variable. this is a polynomial with 4 terms. this is a rational expression because the denominator contains a variable. this is a polynomial with 4 terms. this is a rational expression because the denominator contains a variable. this is a polynomial with 3 terms. this is a rational expression because the denominator contains a variable. this is a polynomial with 5 terms.

The difference of three and the reciprocal of a number is equal to the quotient of 20 and the number. find the number.

What is the radius of the cone in the diagram? round your answer to the nearest whole number