Someone Please Help Me ❤️ lodine-131 is a radioactive substance with a half-life of 8 days. This means that half of what remains will decay
every 8 days. Starting with 100 kg of iodine-131, how much will remain after 32 days?
A. 0.32 kg
B. 3.13 kg
C. 25 kg
D. 6.25 kg

Aswimming pool has an input pump for filling the pool and an output pump for emptying the pool. the input pump can fill the pool in 3 hours, and the output pump can drain the pool in 5 hours. as you go to bed, the pool is full, but a neighbor’s kid turns on the output pump. at midnight, you awake to find the pool half empty. immediately, you turn on the input pump, but you are sleepy and forget to turn off the output pump. at what time will the pool become full?

Julia is going for a walk through the neighborhood. what unit of measure is most appropriate to describe the distance she walks?

Given that ot =5, xt=12, and ox= 13 is xy tangent to circle o at t? explain.