3 of a © Employees at a company are given £1,800 to spend on items for the office.
They decide to buy a coffee machine and as many bean bags as possible.
Bean bags cost £70 with an offer of "Buy at least 20 get 20% off the price."
The coffee machine costs £230.
How much will they have left over from the £1,800?

510

Step-by-step explanation:

20% of (20x70) is 280

so adding that by the 230 the coffee machine costs you got your self 510pounds

square root

step-by-step explanation:

56.6

step-by-step explanation:

the ratio of the perimeters is equal to the scale.

the ratio of the areas is equal to the square of the scale.

34 / 20 = k

a / 19.6 = k²

substituting:

a / 19.6 = (34 / 20)²

a = 19.6 (34 / 20)²

a ≈ 56.6