The manager of a night club in boston stated that 95% of the customers are between the ages of 21 and 27 years. if the age of customers is normally distributed with a mean of 24 years, calculate its standard deviation.

About how many kilograms would a squirrel weigh

Candace paid her parents $45 for rent and divided the rest of her paycheck evenly into a checking account, savings account, and a retirement fund. She put $192 into her savings account. Write an equation to represent the situation.

Subtract the fractions 6/8 - 4/6 =

The volume of a cylinder is 40ft³. Which expression represents the volume of a cone with the same base and height as the cylinder? A. 3 (40) ft³ B. 3 (1/40) ft³ C. 1/3 (40) ft³ D. 1/3 (40²) ft³

Anthony purchased a shirt at Store A. He paid $19.50 for the shirt. Judah purchased the same shirt at Store B for $22.35. How much money did Anthony save by purchasing the shirt at Store A instead of at Store B?

Karina is making accessories for the soccer team. She uses 628.86 inches of fabric on headbands for 45 players and 2 coaches. She also uses 384.30 inches of fabric on wristbands for just the players.

Can a ratio of a parents age to his or her child's age ever be exactly 3:2?

Create an example of a linear system that would best be solved using the substitution method. Explain your reasoning.

What is the value of x in 3/5x+9=-3

Jeffs water bill includes a base charge of 12.00. plus a charge of 1.50 for each 1000 gallons of water used. his water bill is 28.50. how many gallons of water did jeff use?