If a persons hair grows about 1.2 centimeters a month about how much would it grow in 9 months

How many glue sticks are in a basket containing 96 scissors, if the ratio of glue sticks to scissors is 19 to 57.

If sr is 4.5cm and tr is 3cm, what is the measure in degrees of angle s?

Weekly wages at a certain factory are normally distributed with a mean of $400 and a standard deviation of $50. find the probability that a worker selected at random makes between $450 and $500