The ratio of the cost of one metre of polyester fabric to the cost of one metre
of cotton fabric is 2: 7
complete the table of costs.
2 m
6 m
8 m
9 m
polyester fabric
£4
cotton fabric

Do u just plot the numbers on the graph like (1,

The figures below are made out of circles, semicircles, quarter circles, and a square. find the area and the perimeter of each figure and give your answers as a completely simplified exact value in terms of π (no approximations).

Find the least common multiple of the expressions: 1. 3x^2, 6x - 18 2. 5x, 5x(x +2) 3. x^2 - 9, x + 3 4. x^2 - 3x - 10, x + 2 explain if possible