1. kim's age is twice that of her sister. when you add kim's age to her sister's age, you get 24. how old is each
sister?
(a) write an equation that represents the situation. explain any variable used.
(b) solve the equation from part (a). show your work. state your solution as a complete sentence.

The base of a triangle exceeds the height by 9 inches. if the area is 180 square inches, find the length of the base and the height of the triangle.

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).

What is the measure of sty in oo below? 130 310 230 50