Question

A Jet ski rental company charges a one time fee of $50 , and $90 per hour to rent one of their jet skis. How many hours (X) it will take to spend exactly $2,210?

Answer 1

24 hours

Explanation:

Given that:

One time fee for renting the Jet ski = $50

Per hour charges to rent one Jet ski = $90

Total money available = $2210

To find:

Number hours
`X` it will take to spend the total money.

Solution:

Charges for renting the jet ski for one hour = $90

Charges for renting the jet ski for
`X` hours = $90
`X`

As per question statement, it can be written that:

One time Charges + Charges for renting the jet ski for
`X` hours = $2210

`\Rightarrow 50 + 90X=2210\\\Rightarrow 5+9X=221\\\Rightarrow 9X=216\\\Rightarrow X =\bold{24\ hours}`