Helium has two naturally occurring isotopes helium-3 and helium-4.

What is a financial award that is based on academic or extracurricular merit? -loan -scholarship -work study -federal grant

Abox contains 40 number tiles numbered 1 to 40. if a tile is drawn at random, what is the probability that the number drawn is a multiple of 3 or 4? find p(multiple of 4 or multiple of 5)

Ten students compared the amount (in dollars) they spent on books each week. the box plot shows the results. the median amout they spent each week is . the difference of the first and third quartiles of the data set is?