Total billed amount of fridge including VAT = $480
Let us assume the price of the fridge before the VAT is added = $x.
20% of VAT is added.
20% of x is 0.20x.
Total amount = 480.
Let us set an equation to find the value of x.
<h3>x+0.20x = 480.</h3>
1.20x = 480.
Dividing both sides by 1.20, we get
1.20x/1.20 = 480/1.20
x= 400.
<h3>Therefore, $ 400 is the price of the fridge before the VAT added.</h3>
Answer:

Step-by-step explanation:
So, since the scale is 1:5, 1 ft is actually 5 feet.
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Okay so they were both 9, nine years ago because 9 plus 9 is 18.
They would both be 18 in the present age im pretty sure?
Answer:
x=-3
Step-by-step explanation:
I have a formula
First you need to set up the frequency chart. The columns can be Multiples of 3 and not multiples of 3. The rows can be Multiples of 4 and not multiples of 4 like shown in step 1. in attached file
Then we start adding in values I will add 20 as the total numbers as in step 2 in attached file.
Next I place in the Multiple of 9 that is not 3, and the total multiples of 3, and total multiples of 4 in step 3.
Based on the totals I can assume that there are 10 that are not multiples of 4 and ten that are not multiples of 3 shown in step 4
In step 5 I fill in the insides so that the totals will add up so we know that for multiples of 3 9+1=10 so I fill in the one at the top left corner.
In step 6 the only numbers left to fill in the totals would be 9 and 1 for values that are not multiples of 3 and not multiples of both.