Arthur has stripy, spotty and plain socks in his drawer. He picks a sock from the drawer at random.
The probability of picking a plain sock is 0.4, and of picking a spotty sock is y.
He is twice as likely to pick a stripy sock as a spotty sock.
Find the value of y. Give your answer as a decimal.

For one history test, keith had to answer 40 questions. of these 40 questions, keith answered 28 of them correctly. what percent did keith get on his history test? round your answer to the nearest tenth if necessary

Nikita wants to apply for student aid to fund her college education. arrange the steps involved in nikita’s application for financial aid

Astudent found the solution below for the given inequality. |x-9|< -4 x-9> 4 and x-9< -4 x> 13 and x< 5 which of the following explains whether the student is correct? -the student is completely correct because the student correctly wrote and solved the compound inequality. -the student is partially correct because only one part of the compound inequality is written correctly. -the student is partially correct because the student should have written the statements using “or” instead of “and.” -the student is completely incorrect because there is no solution to this inequality.