Over the last 3 years, salesperson a has earned twice as much as salesper b who in turn has averaged 50% more than salesper c. the 3 combined to make $220,000 ver 3 years. how much did salesper b earn on average?

This is the number of parts out of 100, the numerator of a fraction where the denominator is 100. submit

What is the least common factor of 6 and 8

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.