An arborist examined trees in an orchard to see if they were infected with a virus. the arborist counted 150 infected trees and 600 healthy trees. what percentage of the trees in the orchard were infected?

20 only answer if 100% sure most high school-aged teens are very active. a. true b. false

Simplify this expression.2(10) + 2(x – 4) a. 2x + 16 b. x + 12 c. 2x + 12 d. x + 16

Johnny rode his bike to a friends house 4 blocks down the street in his neighborhood. he immediately rode back home once he realized his friend was unable to play. what was his displacement for the total bike ride trip? what could you use as a reference point ? show the steps to solve this problem.