Answer:
1 
teasure chests of gold
Step-by-step explanation:
Since this is a problem of adding or subtracting fractions, you will have to do one or the other to solve. Since the pirates already had 
of a treasure chest of gold and stole another 
of a treasure chest to add to their collection, we need to add these two fractions:
In order to add or subtract fractions, you need to have a common denominator. Choosing a common denominator means looking for the lowest common multiple of the two denominators:
6: 6, 12, 18, 24
8: 8, 16, 24
Add them together: 
Answer:
what do you need help with?
Step-by-step explanation:
The answer is D. 2
(Could you let me know if i am correct?)
Answer:
192
Step-by-step explanation:
to find the mean you have to use this formula: mean= N(total number of trials) times P( probability of "success")
n=640
p=0.3
640x0.3= 192
