Could someone please answer number 28, letter D.

If the discriminant if a quadratic equation is 4 which statement describes the roots?

Helll ! 1,400 tons of wheat of two different varieties was delivered to the silo. when processing one variety, there was 2% of waste and 3% during the processing of the second variety of wheat. after the processing, the amount of remaining wheat was 1,364 tons. how many tons of each variety of wheat was delivered to the silo?

Shannon drove for 540 minutes. if she traveled 65 miles per hour,how many total miles did she travel?