The selling price is
Cost+markup
1,260.45+396
=1,656.45
£30.08+£40
£70.08 is the answer.
Step-by-step explanation:
Before we answer, the area of a Circle given it radius is

The area of a circle given it diameter is

So let answers question 1-4.
1. The area is

2. The area is

3.

4.

For the 5th problem, circumference is

where d is the diameter and

where r is the radius.
A circumference of 100 m means the radius is 50 because


So this means the area is

Answer:
x= 5/2
Step-by-step explanation: