Question

You can use this rule to work out the total charge for hiring a cement mixer.

On Monday, Sally hired a cement mixer for 4 hours.

(a) Work out Sally’s total charge.

Answer 1

`Total\ Charge = 58`

Explanation:

Given

The question is completed using the attachment

From the attachment,

`Base\ Charge = 30`

`Hourly\ Rate = 7/hour`

Required

Determine the total charges for 4 hours

The total charge will be calculated using:

`Total\ Charge = Base\ Charge + Hourly\ Rate * Number\ of\ hours`

This gives:

`Total\ Charge = 30 + 7* 4`

`Total\ Charge = 30 + 28`

`Total\ Charge = 58`

Hence, the total charges for 4 hours is #58