a bag contains 120 marbles. some are red and te rest are black. there are 19 red marbles for every black marble. how many red marbles for every black marbles. how many red marbles are in the bag explain or show your reasoning?

WhAt is the word form of 13406

The slope of the line whose equation is 8y = 2x 4

Tommy notices that he reads 2/3 page in a minute. At this rate, how long will it take him to read 12 pages

Simplify the following: (r+s-t) - (r-s+t)

I'm trying to get to a 1,000,000 snap score. I'm currently at 350,000. If I gain 2,000 a week, how many more weeks until I reach 1,000,000?

In order for the data in the table to represent a linear function with a rate of change of + 5, what must be the value of m? m=3 m=2 m = 18 m=33

Write an expression for the speed of the boat coming back from the island in terms of the other boat's speed. let x be the speed of the boat you are taking to the island.

Write down all the even numbers from 30 to 300 how many times will 6 appear

What type of problems can be solved by using GCF

The data show the last 12 weeks of a familys grocery bill: $60, $60, $60, $80, $120, $120, $150, $120, $300, $200, $100, $90. Which measure of center best represents the data? A. The mode of $60 B. The median of $110 C. The mode of $120 D.