During the first 70 days of school, gordon's physical education class goes running at the track 13 of the time. the class meets monday through friday. if you choose a class at random, what are the chances that gordon went to the track on tuesday?

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Mr. thompson is on a diet. he currently weighs 260 pounds. he loses 4 pounds per month. what part of the story makes the relationship not proportional?

Afactory buys 10% of its components from suppliers b and the rest from supplier c. it is known that 6% of the components it buys are faulty. of the components brought from suppliers a,9% are faulty and of the components bought from suppliers b, 3% are faulty. find the percentage of components bought from supplier c that are faulty.