Mathematics, 06.05.2020 05:03, laylay120
The numerator of a fraction is 7 times the denominator. If 9 is subtracted from the numerator and added to the denominator, the resulting fraction is equal to 40/16. Find the original fraction.
Answers: 3
Mathematics, 21.06.2019 14:30, Rperez6491
The number of revolutions of two pulleys is inversely proportional to their diameters. if a 24-inch diameter pulley making 400 revolutions per minute is belted to an 8-inch diameter pulley, find the number of revolutions per minute of the smaller pulley.
Answers: 1
Mathematics, 21.06.2019 18:40, ariloveshorses
Which statements regarding efg are true? check all that apply.
Answers: 1
Mathematics, 21.06.2019 20:30, alexialiles19
Max recorded the heights of 500 male humans. he found that the heights were normally distributed around a mean of 177 centimeters. which statements about max’s data must be true? a) the median of max’s 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
The numerator of a fraction is 7 times the denominator. If 9 is subtracted from the numerator and ad...
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