The answer is $120, because you do;
0.40x = 48
YOU DIVIDE 48 ÷ 0.40 = 120
YOU'RE WELCOME ;)
Answer:

Step-by-step explanation:
Given





Required
Probability of selecting a yellow then orange rock
From the question, we understand that the probability is that of without replacement.
Since the yellow, is first picked.
We need to determine the probability of picking a yellow rock, first.



The rock has reduced by 1;
Next is to determine the probability of picking an orange rock



The required probability is calculated as thus:




Answer:

Step-by-step explanation:
So we have:

First, distribute:

Combine like terms:

Add:

So, in the a+bi format, we will have:

I believe x = 23/105 because you would have to add 3/35 to both sides and when you add 2/15 to 3/35 you get an answer of 23/105.
Hope this helps!