Determine original number and price of tourists in group
The group of tourists charter a tour bus which was to cost $960. Before date of trip, 8 more people joined tour decreasing price by $6 per person. Determine original number of tourists in group and original price per person.
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If you select a point randomly in the unit square, determine the probability that it is in a distance 1/2 from one of the corners? Write precisely what the probability space and probability measure are, and phrase your solution in such terms.
Additionally, first prime minus sum's ones digit equals twice sum's tens digit. Last prime minus sum's ones digit equals twice first prime. Sum's ones digit is 1. Determine these three primes?
A researcher would like to test the effectiveness of using mnemonics to improve the memory of a sample of n = 36 Grade 9 students.
A frequency curve is based upon a total of 400 cases, 40 of which fall below score of 78. If the total area under the curve is 50 square inches, how much area falls below score of 78?
Before date of trip, 8 more people joined tour decreasing price by $6 per person. Determine original number of tourists in group and original price per person.
The participants in a television quiz show are picked for a large pool of applicants with approximately equal numbers of men and women. Among the last 10 participants there have been only 2 women.
A frequency curve is constructed from test scores of 200 students. Sixty percent of total area under the curve falls between test scores of 25 and 45. How many students have scores between 25 and 45?
Cars arriving for gasoline at the Shell station follow Poisson distribution with mean of 10 per hour. Calculate the probability that in the next 3 hours, more than 25 cars will arrive.
Three squares inches out of total area under frequency curve of 12 square inches falls below score of 68. If the curve is based upon a total of 80 cases, how many cases fall below score of 68?
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