The science department buys the equipment shown in the table. they bought all three items this year. in how many years will they have to buy all three items again. what was the strategy to yes to solve the problem. microscopes every 5 years , safety goggles every 4 years , test tubes every 2 years.

Richard save $32 in march he saved $48 in april and $38 in may then richard spent $113 on a keyboard how much money does richard have left

Robert plans to make a box-and-whisker plot of the following set of data. 27, 14, 46, 38, 32, 18, 21 find the lower quartile, the median, and the upper quartile of the set? lower quartile: 19.5; median: 29.5; upper quartile: 42 lower quartile: 14; median: 27; upper quartile: 46 lower quartile: 18; median: 27; upper quartile: 38 lower quartile: 16; median: 29.5; upper quartile: 42

Find the measurement of angle b in the following triangle