Why do you need to find zero in a polynomial function?

Cuantos litros de una solución al 30% deben agregarse a 10 litros de igual solución al 16% para producir una al 25%

If someone worked 10 : 00 to 1:00 how many hours would they have worked

Which property is demonstrated below? 17/3 x 3/17 = 1

Write your answer in simplest form. 1 over 6 - 1 over 8

A plane can travel 640 miles against the wind in the same time it can travel 800 miles with the wind. If the plane can fly 180 mph in calm air, what is the speed of the wind?

Translate to an algebraic expression. 28 more than D d - 28 28 = d 28 - d d+28

Which is greater? 0.4 or 0.127

Median of 7,9,4,4,7,9,6,4

There are 325 children at the zoo. If 64% of children are boys and the rest are girls, how many children at the zoo are girls?

Which number is a multiple of 6 and 8? 24 18 3 2