a can company makes a cylindrical can that has a radius of 6 cm and a height of 10 cm. one of the company's
clients needs a cylindrical can that has the same volume but is 15 cm tall. what must the new radius be to meet the
client's need? round to the nearest tenth of a centimeter.
2.7 cm
4.9 cm
o 7.3 cm
24.0 cm

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.