A bag has 8 green, 2 yellow, 6 blue, and 4 red marbles. What is the probability of selecting green or yellow marble? 1/2
1/25
10
2/50

Add the fractions and simplify 1/2+ 1/3

Janice determined there were 10 possible outcomes when tossing two coins and spinning a spinner numbered 1 through 6. what is the correct number? what might have been janice's error?

1) prove that 731^3−631^3 is divisible by 100 2) prove that 99^3−74^3 is divisible by 25