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!
1) Exact form: 141/16
Decimal form: 8.8125
Mixed Number form: 8 13/16
2) $3.4575
1.41 x 10^7 you move the decimal over to the left until you have a number between 1-9