Well it's giving you what the cost is (42.3), so plug that in for

:

And now you need to solve for the number of visits (

)!


So you can visit the museum a maximum of 2 times!
Answer:
Let the number be x
According to Question ,
2x + 3x = 40
5x = 40
x = 8
therefore , the number is 8
hope that helps uh...☺