Given a 2015 world population growth rate of about 1.13% per year, how long would it take the world’s population to double? By what year would this doubling occur? (Rule of 70)

which of the following sets of data would produce the largest value for an independent-measures t statistic? the two sample means are 10 and 20 with variances of 20 and 25 the two sample means are 10 and 20 with variances of 120 and 125 the two sample means are 10 and 12 with sample variances of 20 and 25 the two sample means are 10 and 12 with variances of 120 and 125

What can each term of the equation be multiplied by to eliminate the fractions before solving? x – + 2x = + x 2 6 10 12

The measure of one angle of an octagon is two times smaller that of the other seven angles. what is the measure of each angle?