Step-by-step explanation:
Total marbles = 9 + 4 + 3 + 2 = 18
Probability of both red marbles = 3 / 18 = 1/6
Answer:349
Answer:
1: 3
3:9
divide both sides by 3
39%
83-last price
83 last price
100 x ?
100 * last price = 83 . x
x= 39