Red marbles represent a battery that dies before 15 hours are up, and green marbles represent a battery that lasts longer. How many marbles of each color should he put in the bag? Select ALL that could work for this simulation.
1 red, 1 green
1 red, 2 green
2 red, 1 green
1 red, 3 green
2 red, 4 green
4 red, 2 green
10 red, 20 green

Simplify the expression and find the missing terms. the simplest form of has in the numerator and in the denominator.

Which of the following expressions cannot be simplified to x – 2?

Due sun 06/03/2019 11: 59 p the list below shows the ages (in years) of 10 people riding in a van to a math competition. calculate the mean age of the people in the van. round your answer to the nearest tenth of s year. 10 12 13 11 10 12 ages 11 38 mean- years ( round your answer to the nearest tenth.) median- years ( enter an exact answer.) hint: textbook measures of center, points possible: 1 license this is attempt 1 of 3. submit