Lynn uses 3 grams of tea leaves to make 18 fluid ounces of tea . last week she made 216 fluid onces of tea . how many grams of tea leaves did lynm use to make tea last week ?

Monthly water bills for a city have a mean of $108.43 and a standard deviation of $32.09. find the probability that a randomly selected bill will have an amount greater than $155, which the city believes might indicate that someone is wasting water. would a bill that size be considered unusual?

Find the area of a parallelogram with base 15 yards and height 21 2/3

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