Which has more people, County A with an area of 108 mi2 and a population density of 36 people km2 or County B with an area of 36 km2 and a population density of 108 people mi2

The birth weights of newborn babies in the unites states follow in a normal distrubution with a mean of 3.4 kg and standard deviation of 0.6 kg. reaserches interested in studying how. children gain weights decide to take random samples of 100 newborn babies and calculate the sample mean birth weights for each sample

Prove that 16^4-2^13-4^5 is divisible by 11.

Jeremy wants to determine the number of solutions for the equation below without actually solving the equation.