if lawence can skateboard 18 miles in 14 minuets how many how many. miles can he skateboard in one minute

This is about circle theorems. someone asap : (

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

Find the area of the region that is inside r=3cos(theta) and outside r=2-cos(theta). sketch the curves.