Monkey chunk cereal is normally $3.25 per box but today it is on sale for 25% what is the new price round to the nearest penny

If f(x)=3x+1 and f^-1=x-1/3, then f^-1(7)=

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

Erinn wrote the equation –5x + 4y = 32 to represent her hourly wage (y) and how this wage has changed during each year that she worked at a company (x). what is the rate of change in erinn's hourly wage per year?