The LCD for 3/10,20/25,and 18/75 is 150
Try to understand this. Hope this help. Answer for 2 only.
Answer:

Step-by-step explanation:

Answer:
66.67% probability of selecting a black marble from the bag.
Step-by-step explanation:
Initially there are 16 marbles, 10 of which are black and 6 of which are red.
A red marble is drawn and not put back. So now there are 15 marbles, of which 10 are black.
So there is a 10/15 = 2/3 = 0.666% 7 = 66.67% probability of selecting a black marble from the bag.
Answer:
3^2/5
Step-by-step explanation: