$averge\ change=\frac{number\ of\ points}{number\ of\ days}\\\\
4week=28days\\\\
average\ change=\frac{14}{28}=0,5\frac{stock}{day}\\\\Solution\ is\ 0,5\frac{stock}{day}.$

7 0

3 years ago

mr. walker works as a salesperson at an electronics store. her earns $600 a week, plus $50 for a every computer he sells. write

harkovskaia [24]

Answer:

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

Step-by-step 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 = $\frac{650}{50}$

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

3 0

3 years ago

Solve inequalities by using transformation rules? 7(x-2)<4x-8

Vikentia [17]

Answer:

x < 2

Step-by-Step Explanation:

4 0

3 years ago