Solve the problem involving simplifying positive integral exponents. A. A young pig may weigh 2² kilograms. If it is possible for it to grow 2⁵ times its body weight during its life cycle, How many kilograms can it reach during its life cycle?

B. A very young caterpillar may weigh only 12^-2 grams. If it is possible for it to grow 12⁴ times its body weight during its life cycle.

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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.