The number of customers at JJ’s Hair Salon in February represented a 15% decrease from the number of customers in January. A. Write an expression to represent the number of customers in February, using the variable j to represent the number of customers in January.

B. Simplify the expression you wrote for part A to a single term.

C. Using your answer from part B, explain, in words, how the number of customers in February is directly related to the number of customers in January, as a percent.

How do you divide 9/4 divided by 10/3

Write a numerical expression that satisfies all of the following conditions. 1.)the only number used in the expression is 5 2.)at least one exponent other than 1 is used 3.)when the expression is evaluated, the answer is greater than 40 and less than 50

Atextile fiber manufacturer is investigating a new drapery yarn, which the company claims has a mean thread elongation of 12 kilograms with a standard deviation of 0.5 kilograms. the company wishes to test the hypothesis upper h subscript 0 baseline colon mu equals 12 against upper h subscript 1 baseline colon mu less-than 12 using a random sample of n equals 4 specimens. calculate the p-value if the observed statistic is x overbar equals 11.8. round your final answer to five decimal places (e.g. 98.76543).