How many ways can 4 students sit in a row of 14 chairs for a photograph

Δabc is reflected across line l to form δ alblcl, and a¯¯¯al¯¯¯¯ intersects line l at point d. which equation is not necessarily true?

The probability that a student graduating from suburban state university has student loans to pay off after graduation is .60. if two students are randomly selected from this university, what is the probability that neither of them has student loans to pay off after graduation?

Eden has a part time job. she is paid ? 7.20 an hour the week she worked 18 and a half hours how much is she paid