Number bond to make hundred write simplified equation and solve 190+ 460=

This question awards 100 ! i really don’t want to fail i will also mark you !

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

School has 204 sixth grade students. if the sixth grade is 30% of the total school, how many students are in the middle school?