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Start learning 50% faster. Sign in nowExplanation: Collective bargaining existed before the end of the 18th century in Britain; its development occurred later on the European continent and in the United States , where Samuel Gompers developed its common use during his leadership of the American Federation of Labor.
The probability of selecting a rotten egg randomly from a basket of 800 eggs is 0.26. What is the number of rotten eggs in the basket?
There are 30 cars standing in a parking lot which consist of silver, grey and white cars. The number of grey and white cars are equal, and the number of...
The probability of selecting a rotten apple randomly from a heap of 150 apples is 0.28. What is the number of rotten apples in the heap?
A bag contains 5 red flowers, 7 yellow flowers and 8 green flowers. 3 flowers are drawn randomly. What is the probability that the flowers drawn contain...
A box contains 6 red balls, 4 blue balls, and 5 green balls. If two balls are drawn at random, what is the probability that one is red and the other is ...
A is trying to break a bulb by throwing balls at it. If he hits the bulb 4 times in every 11 throws and bulb breaks 3 times out of 7 hits, then find the...
A bag contains 9 blue balls, 16 red balls, and 20 green balls. One ball is drawn at random. Find the probability that the ball drawn is either blue or g...
A jar contains 54 marbles each of which is blue green or white. The probability of selecting a blue marble at random from the jar is 1/3 and the probabi...
The probability of rain occurring on Monday is 1/8 , and the probability of no rain on Tuesday is 3/7 . What is the probability that it will rai...
The probability of selecting a rotten apple randomly from a heap of 250 apples is 0.20. What is the number of rotten apples in the heap?
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