The fruit tree yield per tree in an orchard containing 50 trees is 198 pounds per tree each year. due to crowding, the yield decreases by 3 pounds per tree for every additional tree planted. what is the yield per tree that will maximize the yield for the entire orchard?

Ariana starts with 100 milligrams of a radioactive substance. the amount of the substance decreases by 20% each week for a number of weeks, w. the expression 100(1−0.2)w finds the amount of radioactive substance remaining after w weeks. which statement about this expression is true? a) it is the difference between the initial amount and the percent decrease. b) it is the difference between the initial amount and the decay factor after w weeks. c) it is the initial amount raised to the decay factor after w weeks. d) it is the product of the initial amount and the decay factor after w weeks.