For each necklace li uses 27 spacers plus 5 beads per inch of necklace length write an equation to find how many beads li needs per necklace

Write an algebraic expression for the word expression the quotient of c and 8

Ben is three times as old as samantha, who is two years older than half of michel's age. if michel is 12. how old is ben?

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?