How many parts of an 20% w/v solution and 8% w/v solution are needed to produce an 10% w/v solution?

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?

You have 138.72 in your saving account u take out 45.23 and 18.00 you deposit 75.85 into your account

Karen will divide her garden into equal parts. she will plant corn in 8/12 of the garden. what is the lowest number of parts she can divide her garden into?