Jim is 4 years older than his brother Bob. In two years, Jim will be twice Bob's age. How old are they now?

Mustafa contributes 11% of his $67,200 annual salary to his 401k plan. what is his pretax income

Write the sine and cosine values of a, b, respectively, in the figure for (1) and (2) + explanation.

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).