A school janitor has mopped 1/3 of a classroom in 5 minutes. At what rate is he mopping?
Simplify your answer and write it as a proper fraction, mixed number, or whole number.

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 is the ratio of the length of an object in yards to the length of the same object in miles?

Acompany made a profit of 75000 over a period of 6 years on an initial investment of 15000 what is the annual roi