Answer: this is the answer to your question look at the picture
Step-by-step explanation:
Yes because 4x3^x =12^x since the coefficient is added to the answer because it is in the 3.
So you ave a 3 out of 10 chance to get a letter in eh word DIG then you have a 1 in 2 chance of drawing an odd number add those together.
13 out of 30 chance
Simplify if necessary, hope this helps
25% 6 divided by 24 will give you the percentage of copper in the bar