<u>**Answer-**</u>

<em>Strip with </em><em>**2.13 ft **</em><em>width can be used. </em>

<u>**Solution-**</u>

A club swimming pool is 21 ft wide and 41 ft long.

Hence, the perimeter of the swimming pool is

The club members want a uniform width border around the pool.

They have enough material for 264 ft²

As they will cover the perimeter of the rectangular pool, so **the length of the total used strip is equal to the perimeter of the swimming pool.**

Let the width of the strip is x ft

So, the total area of the used strip is,

Putting the values,

Therefore, strip with 2.13 ft width can be used.

**Answer:**

interest earned: $105

balance of the account: $455

**Step-by-step explanation:**

Answer: 30

We will 5x+3x=48 simplified it’s 8x=48 divide 8 from both sides and get x=6 plug it in

RS= 5(6)= 30

**Answer: 8.9%**

**Step-by-step explanation: 13 - 4.1**