PLEASE HELP ME IM BEGGING Cindy has 2 bags of tiles that are all the same size and shape.

Bag A has 4 purple tiles and 3 yellow tiles

Bag B has 7 blue and 2 red tiles
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Which of these best describes dependent events?

Tom and maria typed in words in the ratio of 1 : 5 in 20 minutes. they typed 864 words altogether. find the number of words that each of them typed

Which shows the correct substitution of the values a,b and c from the equation 1=-2x+3x^2+1

Solve the problem. a student earned grades of c, a, b, and a in four different courses. those courses had these corresponding numbers of credit hours: 4, 5, 1, and 5. the grading system assigns quality points to letter grades as follows: a = 4, b = 3, c = 2, d = 1, and f = 0. compute the grade point average (gpa) and round the result to two decimal places. 3.40 3.50 8.75 2.18