50 cm in meters is 0.5 m
Area covered by a tile = 0.5 * 0.5 = 0.25 m^2
Total area for floor = 5 * 4 = 20 m^2
Tiles required = 20/0.25 = 80 tiles
If 10 tiles cost £7.50 then 1 tile = <span>£7.50/10
then 80 tiles = 7.50/10 * 80 = </span><span>£60.00</span>
Answer:

Step-by-step explanation:
A percent is out of 100.

I hope this helps.
Answer:
6 times x
Step-by-step explanation:
6x can be written as (6)(x) which can be written as 6 *x, or 6 times x.
[] When you have two numbers next to each other like this, and one of them is a variable, you multiply them together.
[] While 6x can be written as 6 x x you can see it gets confusing as the multiplication sign looks a lot like the variable, so 6 x x can be written as 6x for this reason as well
Have a nice day!
I hope this is what you are looking for, but if not - comment! I will edit and update my answer accordingly. (ノ^∇^)
- Heather
2.00/6 = $0.33 rounded to the nearest penny, it actually is $0.333333333333 (infinite)
I hope this helped you out :)