Which of the following terminating decimals is equivalent to -1 3\4

What is the number 321,000,000 in scientific notation? also what is the number? ?

What is the area of mnp? 40 m2 60 m2 68 m2 127.5 m2

The means and mean absolute deviations of the individual times of members on two 4x400-meter relay track teams are shown in the table below. means and mean absolute deviations of individual times of members of 4x400-meter relay track teams team a team b mean 59.32 s 59.1 s mean absolute deviation 1.5 s 245 what percent of team b's mean absolute deviation is the difference in the means? 9% 15% 25% 65%