The weekly average cost of hiring a caravan in wales is £250 in July the average cost increases to £800
calculate the percentage increase
give your answer in 2 signifcant figures

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

a) 0

step-by-step explanation:

i^413 x i^0 = 0 as any number multiplied by a zero is

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you have to find the same variables -3n - 5n so this would be -3n +(-5n) which equals -9n