Mathematics, 16.01.2021 16:00 keke6361
A dishonest shopkeeper has two false balances. one balance weighs 10β more while buying the goods while other weighs 10β less while selling the goods. Find his gain percent just by weighing.
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Mathematics, 21.06.2019 15:10
Which of the following is a proper fraction? a. 9β8 b. 5β6 c. 7β3 d. 4β2
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Mathematics, 21.06.2019 19:30
Needmax recorded the heights of 500 male humans. he found that the heights were normally distributed around a mean of 177 centimeters. which statements about maxβs data must be true? a) the median of maxβs data is 250 b) more than half of the data points max recorded were 177 centimeters. c) a data point chosen at random is as likely to be above the mean as it is to be below the mean. d) every height within three standard deviations of the mean is equally likely to be chosen if a data point is selected at random.
Answers: 2
Mathematics, 21.06.2019 22:30
Ibeg you to me 20. a reaction produces 4.93 l of oxygen, but was supposed to produce 1 mol of oxygen. what is the percent yield?
Answers: 3
A dishonest shopkeeper has two false balances. one balance weighs 10β
more while buying the goods wh...
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