John has 61 colored marbles. There are 21 blue marbles, 15 black marbles, 17 brown marbles, and the remaining are red marbles. What is the ratio of brown marbles to blue marbles?

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Listed in the table is the percentage of students who chose each kind of juice at lunchtime. use the table to determine the measure of the central angle you would draw to represent orange juice in a circle graph

14. (05.02 lc) what is the value of y in the solution to the following system of equations? (5 points) 2x + y = −4 5x + 3y = −6