The answer is 0.65x+1.75=10
Answer:
D 53 is the answer I just took the test
Answer: x=15
Step-by-step explanation:
15×2=30+6=36
42.6℅ of 230
=(426/10)℅ of 230
=(426×230)/1000
=97980/1000
=97.980
=97.98
Your answer is:

This is because there are 40 boxes in total. The chance of a white box being handed out is 10/40. If a white box is handed out as a prize, there are going to be 39 boxes left, but only 9 of those 39 boxes would be white.
Ideally, tree diagrams should be used to solve such problems.