There are 10 books on a shelf, of which 4 are paperbacks and 6 are hardbacks. how many possible selections of 5 books from the shelf contain at least one paperback and at least one hardback? a75 b120 c210 d246 e252

Linda loans her friend $250 with a 5% monthly intrest rate. how much was the whole loan?

How many liters of peroxide should be added to 12 liters of an 8% peroxide solution so that the resulting solution contains 16% peroxide?   original added new amount of peroxide 0.96 liters x 0.96 + x amount of solution 12 liters x 12 + x 0.18 liter 1.14 liters 1.92 liters 2.10 liters

Which of the following is not a solution to the inequality graphed below? (-2, -4)(-1, -5)(0, -3)(2, -1)which of the following is a solution to the inequality graphed below? select all that apply.(-3, -3)(-1, -1)(-3, -1)(2, 2)