Six less than seven times a number is equal to -20 ?

Divide. reduce the answer to lowest terms.5 2/3 ÷ 3 1/9

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).

Paul’s car is 18 feet long. he is making a model of his car that is 1/6 the actual size. what is the length of the model?