Question

mr. walker works as a salesperson at an electronics store. her earns $600 a week, plus $50 for a every computer he sells. write and solve and inequality to determine the number of computers mr. walker must sell in order to earn at least $1,250 for the week.

Answer 1

The number of computer must Mr. walker sale that week to earn at least $ 1250 is 13 .

Explanation:

Given as :

The earning of Mr . walker = $ 600 per week + $ 50 for every computer he sell

Let The number of computer does he must sell to earn $ 1250 for the week = n computers

Now, According to question

$ 600 per week + $ 50 × number of computer he sale = total earning that week

Or, $ 600 per week + $ 50 × number of computer he sale = $ 1250

Or, $ 600 per week + $ 50 × n = $ 1250

or, $ 50 × n = $ 1250 - $ 600

Or, $ 50 × n = $ 650

∴ n =
`(650)/(50)`

I.e n = 13

So, number of computer must he sale to earn $ 1250 = n = 13

Hence The number of computer must Mr. walker sale that week to earn at least $ 1250 is 13 . Answer